| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | L | 0 | 3 | NaN |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 838 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | E | 374 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | E | 405 | 4 | 4 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | E | 39 | 4 | 4 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | O | 190 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 272 | 4 | 4 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 486 | 4 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | H | 165 | 3 | 4 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | J | 310 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | D | 443 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | B | 184 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | L | 95 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | V | 86 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | V | 92 | 4 | 4 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | N | 42 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | V | 94 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | L | 378 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 162 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | E | 444 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | J | 310 | 3 | 3 |
| 1 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | S | 442 | 3 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | P | 0 | 3 | NaN |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | F | 0 | 3 | NaN |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Q | 0 | 3 | NaN |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | C | 225 | 3 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | N | 377 | 3 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | P | 1182 | 3 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | C | 1073 | 4 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | N | 414 | 3 | 4 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | P | 913 | 4 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | C | 677 | 4 | 4 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | N | 691 | 4 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | V | 565 | 3 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Q | 762 | 3 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | M | 499 | 3 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | H | 271 | 3 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Q | 969 | 4 | 4 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | X | 410 | 3 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | N | 957 | 3 | 4 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Z | 266 | 3 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | F | 867 | 3 | 3 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | C | 523 | 3 | 4 |
| 2 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | H | 1167 | 3 | 4 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | D | 0 | 3 | NaN |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | X | 0 | 3 | NaN |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | M | 0 | 3 | NaN |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | I | 219 | 3 | 3 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | X | 14 | 3 | 4 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | M | 827 | 4 | 4 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | P | 295 | 3 | 3 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | S | 272 | 3 | 4 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | A | 291 | 3 | 3 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | N | 970 | 3 | 4 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | W | 290 | 3 | 3 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | V | 350 | 3 | 3 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | A | 281 | 3 | 4 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | W | 446 | 4 | 4 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | B | 177 | 3 | 3 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | A | 536 | 4 | 4 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Y | 158 | 3 | 3 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | B | 353 | 4 | 4 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | A | 0 | 4 | NaN |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | R | 254 | 3 | 3 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | P | 176 | 3 | 3 |
| 3 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | C | 1078 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | V | 0 | 3 | NaN |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | I | 1484 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Q | 342 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | H | 592 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | C | 305 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | N | 963 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | V | 389 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Y | 293 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Y | 426 | 4 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | K | 281 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | K | 58 | 4 | 4 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | I | 234 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | I | 372 | 4 | 4 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | O | 89 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | E | 434 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | D | 471 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | V | 101 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | V | 95 | 4 | 4 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | N | 98 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | N | 273 | 4 | 4 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | D | 124 | 3 | 3 |
| 4 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | W | 431 | 3 | 3 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | C | 0 | 3 | NaN |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | B | 0 | 3 | NaN |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Q | 0 | 3 | NaN |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Y | 754 | 3 | 4 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | R | 871 | 3 | 3 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | I | 379 | 3 | 3 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Y | 919 | 4 | 4 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | N | 0 | 3 | NaN |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Y | 193 | 3 | 4 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | X | 748 | 3 | 3 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | F | 1110 | 3 | 4 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | U | 486 | 3 | 4 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | H | 795 | 4 | 4 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | U | 710 | 3 | 3 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | U | 262 | 3 | 4 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | H | 345 | 4 | 3 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | W | 426 | 3 | 3 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | U | 270 | 4 | 4 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | H | 480 | 4 | 4 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | F | 359 | 3 | 4 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | I | 204 | 3 | 3 |
| 5 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | V | 824 | 3 | 4 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | U | 0 | 3 | NaN |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | R | 624 | 3 | 4 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | O | 388 | 3 | 4 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | P | 29 | 3 | 3 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | P | 633 | 4 | 4 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | P | 206 | 4 | 4 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | U | 304 | 3 | 3 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Z | 0 | 3 | NaN |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | U | 482 | 3 | 3 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | M | 378 | 3 | 3 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | M | 476 | 4 | 4 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | W | 232 | 3 | 3 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | I | 241 | 3 | 3 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | F | 0 | 3 | NaN |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | M | 0 | 3 | NaN |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 0 | 3 | NaN |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | G | 453 | 3 | 3 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | G | 81 | 4 | 4 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | R | 361 | 3 | 3 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Q | 168 | 3 | 3 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | R | 470 | 4 | 3 |
| 6 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Q | 0 | 3 | NaN |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | S | 0 | 3 | NaN |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | R | 753 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | V | 17 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | V | 465 | 4 | 4 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | O | 156 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 200 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | C | 372 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | N | 465 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Y | 448 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | V | 402 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | V | 161 | 4 | 4 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | J | 185 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | U | 33 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | U | 17 | 4 | 4 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | U | 31 | 4 | 4 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Y | 465 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Y | 452 | 4 | 4 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | J | 251 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | I | 154 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | S | 240 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | U | 447 | 3 | 3 |
| 7 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | P | 428 | 3 | 3 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | L | 0 | 3 | NaN |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | A | 0 | 3 | NaN |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | P | 0 | 3 | NaN |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | L | 303 | 4 | 4 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | A | 213 | 4 | 4 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | N | 151 | 3 | 3 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | W | 431 | 3 | 3 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | C | 211 | 3 | 3 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | L | 472 | 3 | 4 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | W | 955 | 4 | 4 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | U | 202 | 3 | 3 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | S | 432 | 3 | 3 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | W | 317 | 4 | 4 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Y | 602 | 3 | 4 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | F | 295 | 3 | 3 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | L | 376 | 3 | 4 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Y | 381 | 4 | 4 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | U | 353 | 3 | 3 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | L | 236 | 3 | 4 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | I | 345 | 3 | 3 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | B | 685 | 3 | 3 |
| 8 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | T | 364 | 3 | 3 |
| 9 | Rest | | NaN | NaN | NaN |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | E | 0 | 3 | NaN |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | G | 0 | 3 | NaN |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | S | 0 | 3 | NaN |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | J | 2 | 3 | 3 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Z | 109 | 3 | 3 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Q | 118 | 3 | 3 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | W | 165 | 3 | 3 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | K | 674 | 3 | 3 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Q | 1200 | 3 | 4 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | S | 458 | 3 | 3 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | M | 389 | 3 | 3 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Q | 1190 | 3 | 4 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | S | 1232 | 4 | 4 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | F | 984 | 4 | 3 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Q | 342 | 4 | 4 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | X | 255 | 3 | 3 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | F | 702 | 4 | 4 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | K | 0 | 3 | NaN |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | X | 608 | 3 | 4 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | K | 372 | 3 | 3 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | R | 452 | 3 | 3 |
| 10 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | X | 557 | 4 | 4 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | B | 0 | 3 | NaN |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | B | 29 | 4 | 4 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | V | 34 | 3 | 3 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | P | 431 | 3 | 3 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | P | 471 | 4 | 4 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Q | 367 | 3 | 3 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | E | 112 | 3 | 4 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | E | 408 | 4 | 4 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | M | 417 | 3 | 3 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | M | 438 | 4 | 4 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | M | 6 | 4 | 4 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | T | 242 | 3 | 3 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | E | 472 | 3 | 3 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | R | 453 | 3 | 3 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | X | 23 | 3 | 3 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | E | 110 | 3 | 3 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | L | 107 | 3 | 3 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | B | 134 | 3 | 3 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | R | 308 | 3 | 3 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | W | 425 | 3 | 3 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | W | 362 | 4 | 4 |
| 11 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | I | 304 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | I | 0 | 3 | NaN |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | T | 0 | 3 | NaN |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | H | 62 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | H | 459 | 4 | 4 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Y | 37 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | G | 443 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | G | 76 | 4 | 4 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | G | 4 | 4 | 4 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Y | 21 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | W | 57 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | W | 402 | 4 | 4 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | U | 191 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 454 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | U | 404 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | R | 488 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | W | 372 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | P | 166 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Q | 368 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | C | 471 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 146 | 3 | 3 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 444 | 4 | 4 |
| 12 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | L | 171 | 3 | 3 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | A | 0 | 3 | NaN |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | H | 0 | 3 | NaN |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | U | 0 | 3 | NaN |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | J | 265 | 3 | 3 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | V | 342 | 3 | 3 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | N | 209 | 3 | 3 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | J | 428 | 3 | 4 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | V | 486 | 4 | 4 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | N | 578 | 4 | 4 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | U | 567 | 3 | 3 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | V | 988 | 4 | 4 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | E | 615 | 3 | 4 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | D | 224 | 3 | 3 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | X | 330 | 3 | 3 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Q | 294 | 3 | 4 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | O | 304 | 3 | 3 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | X | 797 | 4 | 4 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | N | 179 | 3 | 4 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | O | 549 | 4 | 3 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | P | 444 | 3 | 3 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | T | 291 | 3 | 3 |
| 13 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | W | 242 | 3 | 3 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | X | 0 | 3 | NaN |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | K | 0 | 3 | NaN |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | O | 0 | 3 | NaN |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | X | 457 | 4 | 4 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | K | 306 | 4 | 4 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | J | 311 | 3 | 3 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | M | 233 | 3 | 3 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | G | 249 | 3 | 3 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Y | 86 | 3 | 3 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | M | 984 | 3 | 4 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | K | 708 | 3 | 4 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | E | 354 | 3 | 3 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | S | 65 | 3 | 3 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | K | 500 | 4 | 3 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | E | 0 | 4 | NaN |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | F | 454 | 3 | 4 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | P | 579 | 3 | 3 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | J | 373 | 3 | 3 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | F | 279 | 4 | 4 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | N | 5 | 3 | 3 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | L | 169 | 3 | 3 |
| 14 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | T | 376 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | V | 0 | 3 | NaN |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | J | 0 | 3 | NaN |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | U | 414 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | J | 748 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | J | 190 | 4 | 4 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | J | 202 | 4 | 4 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | K | 494 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | K | 34 | 3 | 4 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | F | 461 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | F | 380 | 4 | 4 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | M | 447 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | B | 0 | 3 | NaN |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | O | 420 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | B | 168 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | W | 494 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Z | 318 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Z | 198 | 4 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Y | 307 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Z | 622 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | E | 463 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 366 | 3 | 3 |
| 15 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 225 | 4 | 4 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | J | 0 | 3 | NaN |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | O | 0 | 3 | NaN |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | X | 0 | 3 | NaN |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | V | 110 | 3 | 3 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | X | 26 | 3 | 4 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Y | 227 | 3 | 4 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | G | 369 | 3 | 3 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | A | 287 | 3 | 4 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | C | 697 | 3 | 3 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | G | 874 | 4 | 3 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | O | 1111 | 4 | 3 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | L | 539 | 3 | 3 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | H | 542 | 3 | 3 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | O | 458 | 4 | 3 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | Y | 1205 | 3 | 3 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | H | 562 | 4 | 3 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | I | 275 | 3 | 4 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | N | 279 | 3 | 3 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | I | 203 | 3 | 4 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | D | 408 | 3 | 4 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | N | 195 | 4 | 4 |
| 16 | Three Back Task \n\n Press TARGET if current letter is same as the third previous letter\n\n | W | 370 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | I | 0 | 3 | NaN |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | T | 100 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | H | 0 | 3 | NaN |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | H | 36 | 4 | 4 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Y | 403 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | G | 226 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | G | 401 | 4 | 4 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | G | 478 | 4 | 4 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Y | 457 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | W | 428 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | W | 32 | 4 | 4 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | U | 23 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 236 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | U | 404 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | R | 446 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | W | 475 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | P | 370 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | Q | 432 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | C | 414 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 384 | 3 | 3 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | A | 377 | 4 | 4 |
| 17 | One Back Task \n\n Press TARGET if current letter is same as the previous letter\n\n | L | 459 | 3 | 3 |