| 1 | # incident 2 |
| 2 | loadsgf games/incident2.sgf 212 |
| 3 | 1 attack E3 |
| 4 | #? [0] |
| 5 | |
| 6 | # These are all trivialities. |
| 7 | 2 attack F1 |
| 8 | #? [1 G1] |
| 9 | 3 defend F1 |
| 10 | #? [1 G1] |
| 11 | 4 attack E19 |
| 12 | #? [2 D19] |
| 13 | 5 defend E19 |
| 14 | #? [1 D19] |
| 15 | 6 attack S5 |
| 16 | #? [1 (S4|T5)] |
| 17 | 7 defend S5 |
| 18 | #? [0] |
| 19 | 8 attack O3 |
| 20 | #? [1 O4] |
| 21 | 9 defend O3 |
| 22 | #? [0] |
| 23 | |
| 24 | # incident 79 |
| 25 | loadsgf games/incident79.sgf 168 |
| 26 | 10 attack L19 |
| 27 | #? [0] |
| 28 | |
| 29 | 11 attack K18 |
| 30 | #? [1 J17] |
| 31 | # FIXME: Not sure whether defense at J16 works without ko. |
| 32 | 12 defend K18 |
| 33 | #? [1 J16] |
| 34 | |
| 35 | # incident 67 (slightly modified) |
| 36 | loadsgf games/incident67.sgf 21 |
| 37 | 13 defend G3 |
| 38 | #? [1 H1] |
| 39 | |
| 40 | # incident 64 |
| 41 | loadsgf games/incident64.sgf 52 |
| 42 | 14 attack F7 |
| 43 | #? [0] |
| 44 | 15 attack F9 |
| 45 | #? [1 G9] |
| 46 | 16 defend F9 |
| 47 | #? [0] |
| 48 | |
| 49 | # incident 55 |
| 50 | loadsgf games/incident55.sgf 98 |
| 51 | 17 defend L5 |
| 52 | #? [0] |
| 53 | |
| 54 | # incident 80 |
| 55 | loadsgf games/incident80.sgf 141 |
| 56 | 18 attack T10 |
| 57 | #? [0] |
| 58 | |
| 59 | # incident 82 |
| 60 | loadsgf games/incident82.sgf 184 |
| 61 | 19 attack B16 |
| 62 | #? [1 A14] |
| 63 | |
| 64 | # incident 114 |
| 65 | loadsgf games/incident114.sgf 36 |
| 66 | 20 attack S4 |
| 67 | #? [1 (R4|T4|T5)] |
| 68 | |
| 69 | # incident 231 |
| 70 | # Three space nakade in the corner. |
| 71 | loadsgf games/incident231.sgf 206 |
| 72 | 21 attack B4 |
| 73 | #? [1 A1] |
| 74 | |
| 75 | # incident 84 (slightly modified) |
| 76 | loadsgf games/incident84.sgf 57 |
| 77 | 22 defend A8 |
| 78 | #? [1 (B5|A7)] |
| 79 | |
| 80 | # incident 86 |
| 81 | loadsgf games/incident85.sgf 214 |
| 82 | 23 attack H17 |
| 83 | #? [0] |
| 84 | |
| 85 | # incident 92 |
| 86 | # Double snapback. Also see tests 89, 90. |
| 87 | loadsgf games/incident92.sgf 250 |
| 88 | 24 attack O2 |
| 89 | #? [1 Q1] |
| 90 | |
| 91 | # incident 93 |
| 92 | # Defense available by backfilling. Also see test 91. |
| 93 | loadsgf games/incident93.sgf 42 |
| 94 | 25 attack E1 |
| 95 | #? [0] |
| 96 | |
| 97 | # incident 144 |
| 98 | loadsgf games/incident144.sgf 98 |
| 99 | increase_depths |
| 100 | trymove W F17 |
| 101 | 26 defend J19 |
| 102 | #? [1 G19] |
| 103 | popgo |
| 104 | decrease_depths |
| 105 | |
| 106 | # incident 42 |
| 107 | # Indirect defense causing shortage of liberties available. See also |
| 108 | # test 92. |
| 109 | loadsgf games/incident42.sgf 58 |
| 110 | increase_depths |
| 111 | trymove B S15 |
| 112 | 27 defend P16 |
| 113 | #? [1 T15|O13|P12] |
| 114 | popgo |
| 115 | decrease_depths |
| 116 | |
| 117 | # incident 43 |
| 118 | # Essentially identical to incident 42. See also test 92. |
| 119 | loadsgf games/incident42.sgf 88 |
| 120 | increase_depths |
| 121 | trymove B S15 |
| 122 | 28 defend P16 |
| 123 | #? [1 T15] |
| 124 | popgo |
| 125 | decrease_depths |
| 126 | |
| 127 | # incident 118 |
| 128 | # This is a ko reading mistake. See also tests 93--96. |
| 129 | loadsgf games/incident118.sgf 252 |
| 130 | 29 attack J10 |
| 131 | #? [1 (F1|F2|N1)] |
| 132 | 30 defend J10 |
| 133 | #? [2 J1] |
| 134 | |
| 135 | # incident 119 |
| 136 | # This is a ko reading mistake. See also tests 97 and 98. |
| 137 | loadsgf games/incident118.sgf 256 |
| 138 | # Technically N1 also works with ko, but it's inferior since we have |
| 139 | # to win the ko twice. |
| 140 | 31 attack J10 |
| 141 | #? [3 (F1|F2)] |
| 142 | # This test passes if ko depth is increased to 9. |
| 143 | 32 defend J10 |
| 144 | #? [2 J1] |
| 145 | |
| 146 | # incident 125 |
| 147 | loadsgf games/incident121.sgf 74 |
| 148 | 33 attack O3 |
| 149 | #? [1 P3] |
| 150 | 34 defend O3 |
| 151 | #? [1 (P3|O2|P2)] |
| 152 | |
| 153 | # incident 239 |
| 154 | # Ko is involved here too, if trying to defend at B1. |
| 155 | loadsgf games/incident239.sgf 58 |
| 156 | 35 attack A3 |
| 157 | #? [1 B1] |
| 158 | 36 defend A3 |
| 159 | #? [1 A5] |
| 160 | |
| 161 | # incident 167b |
| 162 | # Another ko reading mistake. |
| 163 | loadsgf games/incident165.sgf 212 |
| 164 | 37 attack J14 |
| 165 | #? [2 (L11|K9|L9|N4)] |
| 166 | 38 defend J14 |
| 167 | #? [1 (N4|O2|P2|N1)]* |
| 168 | |
| 169 | # This is a reading mistake from the first game of the Honinbo title |
| 170 | # match 2000, between O Meien (white) and Cho Sonjin (black). White |
| 171 | # resigned after move 59. |
| 172 | loadsgf games/ladder1.sgf 59 |
| 173 | 39 attack G12 |
| 174 | #? [1 K13] |
| 175 | |
| 176 | # The same position a few moves earlier. |
| 177 | loadsgf games/ladder1.sgf 55 |
| 178 | 40 attack G12 |
| 179 | #? [1 H12] |
| 180 | |
| 181 | # incident 185 |
| 182 | # This mistake can be solved by increasing the backfill depth to 11. |
| 183 | loadsgf games/incident185.sgf 204 |
| 184 | 41 defend O19 |
| 185 | #? [0] |
| 186 | |
| 187 | # incident 186 |
| 188 | loadsgf games/incident186.sgf |
| 189 | 42 attack E9 |
| 190 | #? [1 F9] |
| 191 | |
| 192 | # incident 194 (slightly modified) |
| 193 | loadsgf games/incident189.sgf 222 |
| 194 | 43 attack S12 |
| 195 | #? [0] |
| 196 | |
| 197 | # incident 195 |
| 198 | loadsgf games/incident189.sgf 252 |
| 199 | 44 attack A9 |
| 200 | #? [0] |
| 201 | |
| 202 | # incident 225 |
| 203 | # Ko reading mistake. |
| 204 | loadsgf games/incident225.sgf 252 |
| 205 | 45 defend H18 |
| 206 | #? [2 H17] |
| 207 | |
| 208 | # incident 226 |
| 209 | # Ko reading mistake. |
| 210 | loadsgf games/incident225.sgf 254 |
| 211 | 46 defend H18 |
| 212 | #? [2 H17] |
| 213 | |
| 214 | # incident 246 |
| 215 | loadsgf games/incident246.sgf 74 |
| 216 | increase_depths |
| 217 | trymove B L9 |
| 218 | 47 defend M12 |
| 219 | #? [1 M11] |
| 220 | 48 defend M10 |
| 221 | #? [1 M11] |
| 222 | 49 attack N11 |
| 223 | #? [1 M11] |
| 224 | popgo |
| 225 | decrease_depths |
| 226 | |
| 227 | # incident 247 |
| 228 | loadsgf games/incident246.sgf 76 |
| 229 | 50 attack M12 |
| 230 | #? [0] |
| 231 | |
| 232 | # This is a cleaned up version of incident 247 |
| 233 | loadsgf games/reading01.sgf |
| 234 | 51 attack D6 |
| 235 | #? [0] |
| 236 | |
| 237 | # This is a simplified version of the reading problem in incident 59. |
| 238 | # Still it's a very tough problem for a computer. |
| 239 | loadsgf games/reading02.sgf |
| 240 | 52 attack C3 |
| 241 | #? [1 H2] |
| 242 | 53 attack D1 |
| 243 | #? [1 H2] |
| 244 | 54 defend E2 |
| 245 | #? [1 H2] |
| 246 | |
| 247 | loadsgf games/owl03.sgf |
| 248 | 55 attack D19 |
| 249 | #? [1 E19]* |
| 250 | |
| 251 | loadsgf games/reading03.sgf |
| 252 | # Should find ko attack. Also a life and death problem |
| 253 | 56 attack J7 |
| 254 | #? [3 J8] |
| 255 | |
| 256 | # incident 252 |
| 257 | loadsgf games/incident252.sgf 134 |
| 258 | 57 attack H3 |
| 259 | #? [0] |
| 260 | |
| 261 | # incident 272 |
| 262 | # This mistake can be solved by increasing the fourlib depth to 11. |
| 263 | loadsgf games/incident272.sgf 24 |
| 264 | 58 defend M17 |
| 265 | #? [0]* |
| 266 | |
| 267 | # incident 276 |
| 268 | # This ko is quite messy with respect to internal ko threats. Awaiting |
| 269 | # further analysis, we accept both return codes 2 and 3. |
| 270 | loadsgf games/incident272.sgf 252 |
| 271 | 59 defend N2 |
| 272 | #? [(2|3) P5] |
| 273 | |
| 274 | # incident 280 |
| 275 | loadsgf games/incident278.sgf 160 |
| 276 | 60 defend F16 |
| 277 | #? [0] |
| 278 | |
| 279 | loadsgf games/strategy5.sgf 44 |
| 280 | 61 defend S5 |
| 281 | #? [1 (S3|S4)] |
| 282 | |
| 283 | loadsgf games/reading04.sgf 237 |
| 284 | trymove B E1 |
| 285 | 62 defend D6 |
| 286 | #? [2 (F2|G3)] |
| 287 | popgo |
| 288 | |
| 289 | # Position from Tim's game |
| 290 | loadsgf games/reading05.sgf |
| 291 | 63 defend A9 |
| 292 | #? [0] |
| 293 | |
| 294 | loadsgf games/nicklas/nicklas11.sgf 244 |
| 295 | 64 defend P8 |
| 296 | #? [3 N1|R3|R2] |
| 297 | |
| 298 | loadsgf games/reading06.sgf |
| 299 | 65 defend S5 |
| 300 | #? [0]* |
| 301 | |
| 302 | # Ko tests. |
| 303 | loadsgf games/reading07.sgf 1 |
| 304 | 66 attack G9 |
| 305 | #? [2 E7] |
| 306 | 67 defend F8 |
| 307 | #? [2 E7] |
| 308 | 68 defend E9 |
| 309 | #? [2 E7] |
| 310 | |
| 311 | loadsgf games/reading07.sgf 2 |
| 312 | 69 defend G9 |
| 313 | #? [3 E8] |
| 314 | 70 attack F8 |
| 315 | #? [3 E8] |
| 316 | 71 attack E9 |
| 317 | #? [3 E8] |
| 318 | |
| 319 | # A simplification of incident 225. Ko tests. |
| 320 | loadsgf games/reading08.sgf |
| 321 | 72 attack G9 |
| 322 | #? [1 E6] |
| 323 | 73 defend G9 |
| 324 | #? [1 E6] |
| 325 | 74 attack E8 |
| 326 | #? [3 E9] |
| 327 | 75 defend E8 |
| 328 | #? [1 (E6|E9|D9|D8)] |
| 329 | 76 attack C9 |
| 330 | #? [1 E6] |
| 331 | 77 defend C9 |
| 332 | #? [1 E6] |
| 333 | |
| 334 | # A simplification of incident 119. Ko tests. |
| 335 | loadsgf games/reading09.sgf 1 |
| 336 | 78 attack C5 |
| 337 | #? [3 (C1|C2)] |
| 338 | 79 defend C5 |
| 339 | #? [2 F1] |
| 340 | 80 attack E5 |
| 341 | #? [2 F1] |
| 342 | 81 defend E5 |
| 343 | #? [3 (C1|C2)] |
| 344 | |
| 345 | # More ko tests. |
| 346 | loadsgf games/reading09.sgf 3 |
| 347 | 82 attack C5 |
| 348 | #? [3 G1] |
| 349 | 83 defend C5 |
| 350 | #? [1 F3] |
| 351 | 84 attack E5 |
| 352 | #? [1 F3] |
| 353 | 85 defend E5 |
| 354 | #? [3 G1] |
| 355 | |
| 356 | # Failure to consider double atari on surrounding chain. |
| 357 | loadsgf games/reading10.sgf |
| 358 | 86 defend E5 |
| 359 | #? [0] |
| 360 | |
| 361 | # Crawling along the edge. |
| 362 | loadsgf games/strategy5.sgf 45 |
| 363 | 87 attack T7 |
| 364 | #? [1 S4] |
| 365 | |
| 366 | # Necessary to start by reinforcing surrounding chain. |
| 367 | loadsgf games/reading11.sgf |
| 368 | 88 attack G6 |
| 369 | #? [1 (D5|E4)] |
| 370 | |
| 371 | # Simplification of test 24, double snapback. |
| 372 | loadsgf games/reading12.sgf |
| 373 | 89 attack D2 |
| 374 | #? [1 F1] |
| 375 | 90 attack H2 |
| 376 | #? [1 F1] |
| 377 | |
| 378 | # Simplification of test 25, backfilling defense. |
| 379 | loadsgf games/reading12.sgf |
| 380 | 91 attack A6 |
| 381 | #? [0] |
| 382 | |
| 383 | # Simplification of tests 27 and 28, indirect defense. |
| 384 | loadsgf games/incident42.sgf 89 |
| 385 | 92 defend P16 |
| 386 | #? [1 T15] |
| 387 | |
| 388 | # Simplification of tests 29 and 30, ko mistakes. |
| 389 | loadsgf games/reading13.sgf 1 |
| 390 | 93 attack B5 |
| 391 | #? [1 (A3|E6)] |
| 392 | 94 defend B5 |
| 393 | #? [2 D1] |
| 394 | |
| 395 | # Ko mistake |
| 396 | loadsgf games/reading13.sgf 2 |
| 397 | 95 attack B5 |
| 398 | #? [3 E1] |
| 399 | |
| 400 | # Ko mistake |
| 401 | loadsgf games/reading13.sgf 3 |
| 402 | 96 defend B5 |
| 403 | #? [2 F1] |
| 404 | |
| 405 | # Simplification of tests 31 and 32, ko mistakes. |
| 406 | loadsgf games/reading13.sgf 4 |
| 407 | 97 attack B5 |
| 408 | #? [3 (A3|E6)] |
| 409 | 98 defend B5 |
| 410 | #? [2 D1] |
| 411 | |
| 412 | # Well-known tesuji. |
| 413 | loadsgf games/reading14.sgf |
| 414 | 99 attack D4 |
| 415 | #? [1 D6] |
| 416 | |
| 417 | # Tests for net3 |
| 418 | loadsgf games/net3.sgf |
| 419 | 100 attack J18 |
| 420 | #? [1 H16] |
| 421 | 101 attack L18 |
| 422 | #? [1 M16] |
| 423 | 102 attack B11 |
| 424 | #? [1 D12] |
| 425 | 103 attack B9 |
| 426 | #? [1 D8] |
| 427 | 104 attack R11 |
| 428 | #? [1 Q12] |
| 429 | 105 attack R9 |
| 430 | #? [1 Q8] |
| 431 | 106 attack J3 |
| 432 | #? [1 H4] |
| 433 | 107 attack L3 |
| 434 | #? [1 M4] |
| 435 | |
| 436 | loadsgf games/reading16.sgf |
| 437 | # test for draw_back |
| 438 | 108 attack L3 |
| 439 | #? [1 K2] |
| 440 | 109 defend L3 |
| 441 | #? [1 (K2|M2|N3)] |
| 442 | |
| 443 | # Simplification of test 21. |
| 444 | loadsgf games/reading12.sgf |
| 445 | 110 attack G9 |
| 446 | #? [1 J9] |
| 447 | 111 defend G9 |
| 448 | #? [1 J9] |
| 449 | |
| 450 | # Well-known tesuji. |
| 451 | loadsgf games/reading15.sgf |
| 452 | 112 attack H5 |
| 453 | #? [1 H2] |
| 454 | 113 defend H5 |
| 455 | #? [1 H2] |
| 456 | 114 attack A5 |
| 457 | #? [1 (A3|B2)] |
| 458 | 115 defend A5 |
| 459 | #? [1 B2] |
| 460 | 116 attack B9 |
| 461 | #? [1 (D9|E8)] |
| 462 | 117 defend B9 |
| 463 | #? [1 E8] |
| 464 | 118 attack G9 |
| 465 | #? [1 (D9|E8)] |
| 466 | 119 defend G9 |
| 467 | #? [1 E8] |
| 468 | |
| 469 | # Small scale semeai. |
| 470 | loadsgf games/reading17.sgf |
| 471 | 120 attack E8 |
| 472 | #? [1 C7] |
| 473 | |
| 474 | # Ko can be avoided. |
| 475 | loadsgf games/reading18.sgf |
| 476 | 121 attack E5 |
| 477 | #? [1 C4] |
| 478 | |
| 479 | # Small scale semeai. |
| 480 | loadsgf games/reading18.sgf |
| 481 | 122 defend J9 |
| 482 | #? [1 (F7|F9)] |
| 483 | |
| 484 | # based on test 12 (incident79.sgf) |
| 485 | loadsgf games/reading19.sgf |
| 486 | 123 attack K18 |
| 487 | #? [1 G19] |
| 488 | |
| 489 | # based on strategy test 18 |
| 490 | loadsgf games/reading20.sgf |
| 491 | 124 attack G3 |
| 492 | #? [1 K3] |
| 493 | |
| 494 | # Ko can not be avoided. |
| 495 | loadsgf games/reading21.sgf |
| 496 | 125 attack D1 |
| 497 | #? [2 E1] |
| 498 | 126 defend D1 |
| 499 | #? [1 E1] |
| 500 | 127 attack D9 |
| 501 | #? [1 F7] |
| 502 | 128 defend D9 |
| 503 | #? [3 F7] |
| 504 | |
| 505 | # Backfilling insufficient, need to back-capture. |
| 506 | loadsgf games/reading22.sgf |
| 507 | 129 attack H2 |
| 508 | #? [1 (F5|F6)] |
| 509 | |
| 510 | loadsgf games/TSa.sgf 298 |
| 511 | 130 attack E19 |
| 512 | #? [0] |
| 513 | |
| 514 | # Derived from strategy2 test 78. See also test case 138. |
| 515 | loadsgf games/strategy21.sgf 96 |
| 516 | trymove black H2 |
| 517 | 131 attack F4 |
| 518 | #? [0] |
| 519 | popgo |
| 520 | |
| 521 | loadsgf games/reading22.sgf |
| 522 | 132 attack J8 |
| 523 | #? [2 J9] |
| 524 | 133 defend J8 |
| 525 | #? [3 F9] |
| 526 | |
| 527 | # See also test case 137. |
| 528 | loadsgf games/strategy27.sgf 62 |
| 529 | 134 attack H2 |
| 530 | #? [1 J2]* |
| 531 | |
| 532 | loadsgf games/nicklas/nicklas18.sgf 45 |
| 533 | 135 attack A7 |
| 534 | #? [2 A6] |
| 535 | |
| 536 | loadsgf games/explorer.sgf 64 |
| 537 | 136 attack S8 |
| 538 | #? [2 (T6|T12)] |
| 539 | |
| 540 | loadsgf games/reading23.sgf |
| 541 | 137 attack C2 |
| 542 | #? [1 (H2|G1)] |
| 543 | 138 defend E8 |
| 544 | #? [2 F9]* |
| 545 | |
| 546 | # incident 156 |
| 547 | loadsgf games/incident156.sgf 186 |
| 548 | 139 attack B13 |
| 549 | #? [0] |
| 550 | |
| 551 | loadsgf games/reading24.sgf 48 |
| 552 | 140 attack E2 |
| 553 | #? [0] |
| 554 | |
| 555 | # superstring problem with double ko |
| 556 | loadsgf games/reading26.sgf |
| 557 | 141 attack D1 |
| 558 | #? [0]* |
| 559 | |
| 560 | loadsgf games/reading27.sgf 66 |
| 561 | 142 attack N16 |
| 562 | #? [1 O16] |
| 563 | |
| 564 | loadsgf games/reading28.sgf |
| 565 | 143 attack F9 |
| 566 | #? [1 (D9|G8)] |
| 567 | 144 defend F9 |
| 568 | #? [0] |
| 569 | |
| 570 | loadsgf games/ko5.sgf |
| 571 | 145 attack J13 |
| 572 | #? [1 H12] |
| 573 | 146 defend J13 |
| 574 | #? [2 H12] |
| 575 | 147 attack M3 |
| 576 | #? [1 H1]* |
| 577 | 148 defend M3 |
| 578 | #? [2 K2] |
| 579 | |
| 580 | loadsgf games/gwe.sgf 225 |
| 581 | 149 attack T1 |
| 582 | #? [0] |
| 583 | |
| 584 | loadsgf games/reading29.sgf |
| 585 | 150 attack B18 |
| 586 | #? [1 B17]* |
| 587 | |
| 588 | loadsgf games/reading29.sgf |
| 589 | 151 attack M2 |
| 590 | #? [1 M3] |
| 591 | |
| 592 | loadsgf games/reading30.sgf |
| 593 | 152 attack L18 |
| 594 | #? [1 (K18|L17|M18)] |
| 595 | |
| 596 | loadsgf games/reading31.sgf |
| 597 | 153 attack C3 |
| 598 | #? [0] |
| 599 | |
| 600 | # Ko depth needs to be increased to 11 before the ko is detected. |
| 601 | loadsgf games/trevor/trevor_03.sgf 29 |
| 602 | 154 attack E4 |
| 603 | #? [2 G4]* |
| 604 | |
| 605 | loadsgf games/reading32.sgf |
| 606 | 155 attack G9 |
| 607 | #? [0] |
| 608 | |
| 609 | loadsgf games/reading33.sgf |
| 610 | 156 attack B3 |
| 611 | #? [1 B2]* |
| 612 | 157 attack R3 |
| 613 | #? [0] |
| 614 | |
| 615 | loadsgf games/strategy11.sgf 77 |
| 616 | 158 attack H2 |
| 617 | #? [1 G2]* |
| 618 | |
| 619 | loadsgf games/trevor/auto/d12.sgf 66 |
| 620 | 159 attack B14 |
| 621 | #? [0] |
| 622 | |
| 623 | loadsgf games/ssstator.sgf 133 |
| 624 | trymove black C1 |
| 625 | 160 attack D1 |
| 626 | #? [0] |
| 627 | popgo |
| 628 | |
| 629 | loadsgf games/reading34.sgf |
| 630 | 161 attack C9 |
| 631 | #? [0] |
| 632 | |
| 633 | loadsgf games/reading34.sgf |
| 634 | 162 attack D7 |
| 635 | #? [0] |
| 636 | |
| 637 | # See also trevorb:840. |
| 638 | loadsgf games/trevor/auto/b75.sgf 62 |
| 639 | 163 attack E12 |
| 640 | #? [0] |
| 641 | |
| 642 | loadsgf games/reading35.sgf |
| 643 | 164 defend B6 |
| 644 | #? [1 C7] |
| 645 | |
| 646 | # See also 13x13:78 |
| 647 | loadsgf games/reading36.sgf 23 |
| 648 | 165 attack L4 |
| 649 | #? [1 (K3|L3)]* |
| 650 | |
| 651 | # See also semeai:36 |
| 652 | loadsgf games/nngs/Lazarus-gnugo-3.1.19-200201092246.sgf 66 |
| 653 | 166 attack R11 |
| 654 | #? [1 R12]* |
| 655 | |
| 656 | # Gets it right if F5 is filled, so the issue is finding the |
| 657 | # backfilling move. |
| 658 | loadsgf games/doubleko.sgf |
| 659 | 167 attack J1 |
| 660 | #? [1 F5]* |
| 661 | |
| 662 | # This position can reveal komaster scheme weaknesses. |
| 663 | loadsgf games/reading37.sgf |
| 664 | 168 defend B5 |
| 665 | #? [2 B2] |
| 666 | |
| 667 | # See also trevorb:430 |
| 668 | # After B:F13, W:D13, B:H13, W:G13, B:G12, white G11 would be self-atari. |
| 669 | loadsgf games/trevor/auto/b28.sgf 80 |
| 670 | 169 defend F12 |
| 671 | #? [1 F13] |
| 672 | |
| 673 | # See also owl:237 |
| 674 | loadsgf games/owl33.sgf 212 |
| 675 | 170 attack S13 |
| 676 | #? [0] |
| 677 | |
| 678 | # See also connect:4,54,55 |
| 679 | loadsgf golois/Basique990715-1.sgf |
| 680 | trymove W Q4 |
| 681 | trymove B R4 |
| 682 | trymove W P4 |
| 683 | trymove B R5 |
| 684 | trymove W R3 |
| 685 | 171 attack R3 |
| 686 | #? [1 R2] |
| 687 | popgo |
| 688 | popgo |
| 689 | popgo |
| 690 | popgo |
| 691 | popgo |
| 692 | |
| 693 | loadsgf games/reading38.sgf |
| 694 | 172 defend N14 |
| 695 | #? [1 Q10] |
| 696 | |
| 697 | # See also nngs2:1. |
| 698 | loadsgf games/nngs/gnugo-3.3.2-Zahlman-200205221717.sgf 207 |
| 699 | trymove white A4 |
| 700 | 173 defend B2 |
| 701 | #? [1 (A2|C7|B1)] |
| 702 | popgo |
| 703 | |
| 704 | # Although gnugo plays N16, the fact it doesn't see that the move |
| 705 | # is also a defense for N13 causes owl misreads. |
| 706 | loadsgf games/nngs/Lazarus-gnugo-3.1.19-200201092246.sgf 258 |
| 707 | trymove black T8 |
| 708 | trymove white P16 |
| 709 | 174 defend N13 |
| 710 | #? [1 N16]* |
| 711 | popgo |
| 712 | popgo |
| 713 | |
| 714 | loadsgf games/reading39.sgf |
| 715 | 175 defend O3 |
| 716 | #? [1 (N1|N2)] |
| 717 | |
| 718 | # See also nngs3:1170 |
| 719 | loadsgf games/nngs/gnugo-3.3.9-nailer-200210192227.sgf 242 |
| 720 | trymove white B1 |
| 721 | 176 attack B1 |
| 722 | #? [0]* |
| 723 | popgo |
| 724 | |
| 725 | loadsgf games/mertin13x13/katsunari-gnugo2.W+4.sgf 126 |
| 726 | trymove black L4 |
| 727 | trymove white N3 |
| 728 | trymove black N2 |
| 729 | 177 defend K4 |
| 730 | #? [1 N1] |
| 731 | popgo |
| 732 | popgo |
| 733 | popgo |
| 734 | |
| 735 | loadsgf games/reading40.sgf |
| 736 | 178 attack C9 |
| 737 | #? [0] |
| 738 | |
| 739 | loadsgf games/nngs/halti-gnugo-3.3.17-200303162357.sgf 228 |
| 740 | 179 attack P1 |
| 741 | #? [1 Q1] |
| 742 | 180 defend P1 |
| 743 | #? [2 Q3] |
| 744 | |
| 745 | # See also trevora:480. F5 doesn't work. |
| 746 | loadsgf games/trevor/auto/a031.sgf 40 |
| 747 | 181 defend E3 |
| 748 | #? [1 E4]* |
| 749 | |
| 750 | # A18 only attacks with bad ko (extremely bad since the whole semeai |
| 751 | # is lost if white ignores the ko threat). A17 also attacks with bad |
| 752 | # ko but here a lost ko means seki. A19 gives a good ko but losing it |
| 753 | # costs the whole semeai. |
| 754 | # The distinction between these results is too subtle for the tactical |
| 755 | # reading code so for now we only check that it realizes that there is |
| 756 | # no attack without ko. |
| 757 | loadsgf games/reading41.sgf 118 |
| 758 | 182 attack C19 |
| 759 | #? [(2|3) (A17|A19|A18)] |
| 760 | 183 defend C19 |
| 761 | #? [1 (A19|E11)] |
| 762 | |
| 763 | # Playing E11 immediately gives bad ko. A18 obviously is totally |
| 764 | # ineffective. Necessary to start at A16. |
| 765 | loadsgf games/reading41.sgf 130 |
| 766 | 184 attack C19 |
| 767 | #? [2 A16] |
| 768 | 185 attack A19 |
| 769 | #? [2 A16]* |
| 770 | 186 defend C19 |
| 771 | #? [1 E11] |
| 772 | 187 defend A19 |
| 773 | #? [1 E11] |
| 774 | |
| 775 | loadsgf games/reading40.sgf |
| 776 | 188 defend B4 |
| 777 | #? [1 A2] |
| 778 | |
| 779 | loadsgf games/nngs/tommmal-gnugo-3.5.1-200310071202.sgf 194 |
| 780 | trymove black A14 |
| 781 | trymove white A15 |
| 782 | 189 defend C19 |
| 783 | #? [1 A17] |
| 784 | popgo |
| 785 | popgo |
| 786 | |
| 787 | loadsgf games/reading42.sgf 62 |
| 788 | 190 attack E16 |
| 789 | #? [1 F15] |
| 790 | |
| 791 | # A3 wins the semeai. This is very ugly since it requires backfilling |
| 792 | # of a large number of superstring liberties. See also gifu03:310. |
| 793 | loadsgf games/cgf2003/GnuGo-GoInt.sgf 237 |
| 794 | 191 defend B6 |
| 795 | #? [1 A3]* |
| 796 | |
| 797 | loadsgf games/reading43.sgf |
| 798 | 192 attack D4 |
| 799 | #? [0] |
| 800 | |
| 801 | loadsgf games/reading44.sgf |
| 802 | 193 defend D3 |
| 803 | #? [1 F3] |
| 804 | |
| 805 | # See also strategy:13. |
| 806 | loadsgf games/incident108b.sgf 292 |
| 807 | 194 attack L16 |
| 808 | #? [0]* |
| 809 | |
| 810 | # See also semeai:58. |
| 811 | loadsgf games/test4lose.sgf |
| 812 | 195 defend H6 |
| 813 | #? [1 J4] |
| 814 | |
| 815 | # Standard corner tesuji (sacrifice two stones at H8 and J8 later). /ab |
| 816 | # Maybe F9 works, too? |
| 817 | loadsgf games/nngs/evand-gnugo-3.5.2gf1-200312130817.sgf 28 |
| 818 | 196 attack E8 |
| 819 | #? [1 (H8|E9)] |
| 820 | |
| 821 | # See also blunder:30. |
| 822 | loadsgf games/blunder23.sgf |
| 823 | 197 defend O8 |
| 824 | #? [0] |
| 825 | |
| 826 | # See also connection:113 and blunder:24. |
| 827 | loadsgf games/blunder17.sgf |
| 828 | trymove B P5 |
| 829 | trymove W L4 |
| 830 | 198 attack L5 |
| 831 | #? [0] |
| 832 | popgo |
| 833 | popgo |
| 834 | |
| 835 | loadsgf games/reading45.sgf |
| 836 | 199 defend D2 |
| 837 | #? [0] |
| 838 | |
| 839 | # Ladder reading problem. See also kgs:290 and kgs:300 |
| 840 | # This is more or less a duplicate of reading:156. |
| 841 | loadsgf games/kgs/yagr-czarny.sgf 17 |
| 842 | 200 attack B4 |
| 843 | #? [1 B2]* |
| 844 | |
| 845 | # See also arend:29 |
| 846 | loadsgf games/arend/gnugo-gnugo7.sgf 24 |
| 847 | trymove W E17 |
| 848 | 201 attack E17 |
| 849 | #? [1 G17]* |
| 850 | popgo |
| 851 | |
| 852 | # See also trevorc:880,890 |
| 853 | loadsgf games/trevor/auto/c51.sgf 82 |
| 854 | trymove W E12 |
| 855 | 202 attack E13 |
| 856 | #? [2 F13]* |
| 857 | popgo |
| 858 | |
| 859 | loadsgf games/reading46.sgf |
| 860 | 203 attack H9 |
| 861 | #? [1 E9] |
| 862 | 204 defend H9 |
| 863 | #? [1 (C6|E9|G9)] |
| 864 | |
| 865 | loadsgf games/reading47.sgf |
| 866 | 205 attack G2 |
| 867 | #? [0] |
| 868 | |
| 869 | loadsgf games/reading47.sgf |
| 870 | 206 attack B3 |
| 871 | #? [0] |
| 872 | |
| 873 | # See also 9x9:250. |
| 874 | loadsgf games/nngs/evand-gnugo-3.5.2gf1-200312161910.sgf 52 |
| 875 | 207 attack A6 |
| 876 | #? [3 (B4|C4|C1)]* |
| 877 | 208 defend A6 |
| 878 | #? [1 (A2|C2|C1)] |
| 879 | 209 attack D4 |
| 880 | #? [3 (B4|C4)]* |
| 881 | 210 defend D4 |
| 882 | #? [1 (A2|C2|C1)] |
| 883 | 211 defend A3 |
| 884 | #? [3 (B4|C4|C1)]* |
| 885 | 212 attack A3 |
| 886 | #? [1 (A2|C2|C1)] |
| 887 | 213 defend B2 |
| 888 | #? [3 (B4|C4)]* |
| 889 | 214 attack B2 |
| 890 | #? [1 (A2|C2|C1)] |
| 891 | 215 defend A1 |
| 892 | #? [3 (B4|C4)]* |
| 893 | 216 attack A1 |
| 894 | #? [1 (A2|C2|C1)] |
| 895 | |
| 896 | # GNU Go 3.7.2 thinks white has an attack at D3. |
| 897 | loadsgf games/kgs/maproom-gnugo3pt6.sgf 37 |
| 898 | 217 attack C4 |
| 899 | #? [2 D4]* |
| 900 | trymove W D3 |
| 901 | 218 defend C4 |
| 902 | #? [1 B5] |
| 903 | popgo |
| 904 | |
| 905 | # See also connection:119. |
| 906 | loadsgf games/kgs/llk-GNU.sgf 150 |
| 907 | trymove W N10 |
| 908 | trymove B M10 |
| 909 | trymove W M9 |
| 910 | trymove B L10 |
| 911 | trymove W M11 |
| 912 | trymove B L14 |
| 913 | 219 defend K12 |
| 914 | #? [1 M14]* |
| 915 | popgo |
| 916 | popgo |
| 917 | popgo |
| 918 | popgo |
| 919 | popgo |
| 920 | popgo |
| 921 | |
| 922 | # See also nando:33 |
| 923 | loadsgf games/nando/auto023.sgf 170 |
| 924 | trymove W H11 |
| 925 | trymove B K13 |
| 926 | trymove W K12 |
| 927 | 220 attack K12 |
| 928 | #? [0]* |
| 929 | popgo |
| 930 | popgo |
| 931 | popgo |
| 932 | |
| 933 | # See also olympiad2004:112 |
| 934 | loadsgf games/olympiad2004/19x19/int-gnu.sgf 96 |
| 935 | trymove white T13 |
| 936 | 221 defend Q16 |
| 937 | #? [1 Q14]* |
| 938 | popgo |
| 939 | |
| 940 | # See also ninestones:370 |
| 941 | loadsgf games/nngs/leftd-gnugo-3.3.16-200302072009.sgf 78 |
| 942 | trymove black T3 |
| 943 | trymove white S1 |
| 944 | trymove black R5 |
| 945 | 222 defend S4 |
| 946 | #? [1 S5] |
| 947 | popgo |
| 948 | popgo |
| 949 | popgo |
| 950 | |
| 951 | loadsgf games/9handicap.sgf 280 |
| 952 | 223 attack O18 |
| 953 | #? [3 T19] |
| 954 | |
| 955 | # See also semeai:143-144. |
| 956 | loadsgf games/semeai/semeai22.sgf 7 |
| 957 | 224 attack A4 |
| 958 | #? [2 PASS]* |
| 959 | 225 defend A4 |
| 960 | #? [3 (F1|F3)] |
| 961 | 226 defend E3 |
| 962 | #? [2 PASS]* |
| 963 | 227 attack E3 |
| 964 | #? [3 (F1|F3)] |
| 965 | |
| 966 | # See also thrash:20. |
| 967 | loadsgf games/cgos/879.sgf 68 |
| 968 | play black F4 |
| 969 | 228 attack F6 |
| 970 | #? [1 (A9|A8|PASS)]* |
| 971 | |
| 972 | # See also 9x9:640. |
| 973 | loadsgf games/cgos/25811.sgf 52 |
| 974 | 229 attack E9 |
| 975 | #? [3 (A7|B9)]* |
| 976 | 230 defend E9 |
| 977 | #? [2 PASS]* |
| 978 | |
| 979 | # The send-two-return-one move at J1 is totally ineffective but |
| 980 | # causes horizon effects. |
| 981 | # See also 9x9:650. |
| 982 | loadsgf games/cgos/14198.sgf 53 |
| 983 | 231 attack G2 |
| 984 | #? [2 E1]* |
| 985 | |
| 986 | # See also semeai:147. |
| 987 | loadsgf games/semeai/semeai6.sgf |
| 988 | play white A15 |
| 989 | play black D13 |
| 990 | 232 defend A12 |
| 991 | #? [1 (B15|C15|D15|E15)]* |
| 992 | |
| 993 | # See also gifu05:1200 |
| 994 | loadsgf games/gifu2005/mfg-gnugo.sgf 195 |
| 995 | 233 attack C19 |
| 996 | #? [0]* |
| 997 | |
| 998 | loadsgf games/reading48.sgf |
| 999 | 234 attack C1 |
| 1000 | #? [1 A1] |