happyworld vs sbstnmntlf: Analysis board • playstrategy.org

10:00

87654321abcdefgh

1c4+0.4e3??+2.9Blunder. The following was best.1...c32f6+5.6e6+3.73f5+2.7c5?!+4.1Inaccuracy. The following was best.3...g64.f24f4??−2.1...Blunder. The following was best.4.c3b44...g6+0.55f70.0g5??+6.2Blunder. The following was best.5...d66.c7f8[...]6f3?+3.6...Mistake. The following was best.6.d66...e7??+8.4Blunder. The following was best.6...d67.d37d3+5.6g4?!+8.5Inaccuracy. The following was best.7...e88.h58d6?!+4.8...Inaccuracy. The following was best.8.h4h38...c6+6.49b5+6.5g3+10.110h3+9.2f2+8.011h4+10.2h5+9.412h6+12.0e2+11.313d2+10.8b6+9.514e1+8.7f1+17.015d8+9.8a5+17.116c3+12.2c1+14.917d1+18.7b4+28.318b3+35.5c2+45.519a4+29.8e8+60.220c7+55.6d7?!#12Your opponent can now force a win. The following was best.20...g221.f821c8??#−11...Lost forced winning sequence. The following was best.21.b2c822.a6[...]21...g7#−1022a6#−10a2??#10Lost forced winning sequence. The following was best.22...b823.f8b7[...]23a3#9a7#924h8#8h7#825g8#7f8#626b7#6a8#527b8#5b2#428a1#4h2#329b1#3PASS#330h1#3PASS#231g2#2g1#1

1-0

Game finished, Black is victorious

FEN

SGF

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(;FF[4] GM[2] CA[UTF-8] AP[playstrategy.org] DT[2025.02.04] EV[Rated Othello game] TM[10+5] PW[sbstnmntlf] PB[happyworld] RE[1-0] PC[PlayStrategy: https://playstrategy.org/g6U9qdII] GN[happyworld vs. sbstnmntlf] BR[2085] WR[1752] SZ[8] ;B[cd] ;W[ec] ;B[ff] ;W[ef] ;B[fe] ;W[ce] ;B[fd] ;W[gf] ;B[fg] ;W[ge] ;B[fc] ;W[eg] ;B[dc] ;W[gd] ;B[df] ;W[cf] ;B[be] ;W[gc] ;B[hc] ;W[fb] ;B[hd] ;W[he] ;B[hf] ;W[eb] ;B[db] ;W[bf] ;B[ea] ;W[fa] ;B[dh] ;W[ae] ;B[cc] ;W[ca] ;B[da] ;W[bd] ;B[bc] ;W[cb] ;B[ad] ;W[eh] ;B[cg] ;W[dg] ;B[ch] ;W[gg] ;B[af] ;W[ab] ;B[ac] ;W[ag] ;B[hh] ;W[hg] ;B[gh] ;W[fh] ;B[bg] ;W[ah] ;B[bh] ;W[bb] ;B[aa] ;W[hb] ;B[ba] ;W[] ;B[ha] ;W[] ;B[gb] ;W[ga])