| 1 | (;GM[1]FF[3] |
| 2 | RU[Japanese]SZ[19]HA[0]KM[5.5] |
| 3 | PW[White] |
| 4 | PB[Black] |
| 5 | GN[ld9_variations] |
| 6 | DT[2000-05-28] |
| 7 | SY[Cgoban 1.9.2]TM[30:00(5x1:00)];; |
| 8 | AW[db][eb][nb][ob][dc][oc][pc][dd][pd][be][ce][de][pe][qe][re][bf][rf][bm][rm][bn][cn][qn][rn][co][do][po][qo][dp][pp][dq][eq][pq][er][fr][or][pr] |
| 9 | AB[cb][pb][qb][cc][qc][bd][cd][qd][rd][bo][ro][bp][cp][qp][rp][cq][qq][cr][dr][qr] |
| 10 | (;B[bb]C[Critical. |
| 11 | attack: A17, C19 |
| 12 | defend: A17, C19, A16, A18 |
| 13 | ]PL[1] |
| 14 | (;B[ae];W[ca];B[ba];W[ac];B[ab];W[ad]) |
| 15 | |
| 16 | (;B[da];W[ac];B[ad];W[ca];B[ab];W[ba]) |
| 17 | ) |
| 18 | |
| 19 | (;B[ab]C[Critical. |
| 20 | attack: B19 |
| 21 | defend: B19, A16, B18, C19 |
| 22 | ]PL[1] |
| 23 | (;W[ba];B[ca];W[ad];B[ac];W[bb]) |
| 24 | |
| 25 | (;W[ad];B[ba];W[ac];B[bc]) |
| 26 | |
| 27 | (;B[da];W[ba];B[bb];W[ca]) |
| 28 | |
| 29 | (;B[ae];W[ba];B[ca];W[bb];B[bc];W[ad]) |
| 30 | ) |
| 31 | |
| 32 | (;B[ad];W[ae]PL[1] |
| 33 | C[Critical. |
| 34 | attack: C19, B19, B18, A18 |
| 35 | defend: A18, B18 |
| 36 | ] |
| 37 | (;W[da]C[Ko. |
| 38 | ] |
| 39 | (;B[bb] |
| 40 | (;W[ba];B[ca];W[ab]) |
| 41 | |
| 42 | (;W[ab];B[aa];W[ba];B[ca];W[ac];B[aa]) |
| 43 | ) |
| 44 | |
| 45 | (;B[ab];W[ba];B[ca];W[bb]) |
| 46 | ) |
| 47 | |
| 48 | (;B[da];W[bb];B[ab];W[ba];B[bc];W[ea]) |
| 49 | ) |
| 50 | |
| 51 | (;B[ca];W[da]PL[1]C[Critical. |
| 52 | attack: A16, A17, A18, B18 |
| 53 | defend: A18 |
| 54 | ] |
| 55 | (;W[ac] |
| 56 | (;B[ad];W[bb] |
| 57 | (;B[ba];W[ab]) |
| 58 | |
| 59 | (;B[aa];W[ab]) |
| 60 | |
| 61 | (;B[ab];W[aa];B[ba];W[ab]) |
| 62 | |
| 63 | (;B[bc];W[ab]) |
| 64 | ) |
| 65 | |
| 66 | (;B[ab];W[ad] |
| 67 | (;B[bc];W[ba];B[ae];W[ad]) |
| 68 | |
| 69 | (;B[ba];W[bc]) |
| 70 | ) |
| 71 | ) |
| 72 | |
| 73 | (;W[ba]C[ko |
| 74 | ];B[bb];W[ac];B[ad];W[ab]) |
| 75 | |
| 76 | (;W[aa];B[ab];W[ac];B[ba]) |
| 77 | |
| 78 | (;W[ab];B[bb];W[ac];B[ad];W[aa]) |
| 79 | |
| 80 | (;W[bb];B[ab];W[ba]) |
| 81 | |
| 82 | (;B[bb]C[ko |
| 83 | ];W[ac];B[ad];W[ab];B[aa]) |
| 84 | |
| 85 | (;B[ab];W[bb];B[ba];W[ac];B[bc]) |
| 86 | ) |
| 87 | |
| 88 | (;B[ad];W[ae];B[ca];W[da]PL[1] |
| 89 | C[Critical. |
| 90 | attack: B18 |
| 91 | defend: A18, B18 |
| 92 | ] |
| 93 | (;W[ba]C[ko |
| 94 | ];B[bb];W[ab]) |
| 95 | |
| 96 | (;W[ab]C[ko |
| 97 | ];B[bb];W[ac];B[aa]) |
| 98 | ) |
| 99 | |
| 100 | ) |