(;GM[1]FF[4]CA[UTF-8]AP[CGoban:2]ST[2] RU[Japanese]SZ[11]KM[0.00] PW[White]PB[Black]AW[dc][jc][dd][de][ee][fe][ge][he][ie][je][ke][if][kf][hg][jg][gh][kh][fi][gi][hi][ii][ji][ki][fj][kj] AB[bg][cb][cc][cd][ce][df][ef][ff][gf][fg][ch][eh][bi][ei][ej][gj][hj][ij][jj][ek][gk][hk][ik][jk][kk]LB[da:K][ea:S][fa:L][db:P][eb:I][fk:C]C[No komi, no prisoners yet - Black to win. FORCE]PL[B] (;B[eb]CR[eb] ;W[fk]CR[fk] (;B[gb]CR[gb] ;W[db]CR[db] ;B[da]CR[da] ;W[ib]CR[ib] (;B[fc]CR[fc] ;W[hc]CR[hc] (;B[hb]CR[hb] ;W[ha]CR[ha] (;B[ga]CR[ga] ;W[ia]CR[ia] (;B[gc]CR[gc] ;W[gd]CR[gd] ;B[ec]CR[ec]C[RIGHT You won by 1. 1st move 1 space jump (1sj) was 1 point bigger than saving the 18 point capture, and 2 points bigger than the next best move. Also, when White does not respond locally to 1sj, the biggest follow-up into this formation is a 2nd 1sj. After W plays J10, F9 is the key point for both. If W chooses to capture before playing D10, this is the only sequence that allows a B win.]) (;B[ec]CR[ec] ;W[gc]CR[gc] ;B[fd]CR[fd] ;W[gd]CR[gd]C[Jigo (later B must play E/F11).])) (;B[gc]CR[gc] ;W[ga]CR[ga] (;B[fa]CR[fa] ;W[ia]CR[ia] ;B[ec]CR[ec] ;W[gd]CR[gd]C[Jigo]) (;B[hd]CR[hd] ;W[ic]CR[ic] ;B[gd]CR[gd] ;W[fa]CR[fa] ;B[ea]CR[ea] ;W[id]CR[id]C[Jigo]))) (;B[ha]CR[ha] ;W[hb]CR[hb] ;B[ia]CR[ia] ;W[ja]CR[ja] ;B[ga]CR[ga] ;W[gc]CR[gc] (;B[ec]CR[ec] ;W[fd]CR[fd]LB[ea:A][fa:B]C[After B has filled at 'A' or 'B', which he must do when W plays F8, the score is Jigo.]) (;B[fd]CR[fd]C[The best from this is W +1.])) (;B[gc]CR[gc] ;W[hb]CR[hb] ;B[ec]CR[ec] ;W[ga]CR[ga] ;B[fa]CR[fa] ;W[ha]CR[ha] ;B[gd]CR[gd] ;W[hd]CR[hd]C[Jigo])) (;B[hb]CR[hb] ;W[fc]CR[fc] (;B[fb]CR[fb] ;W[hc]CR[hc] ;B[gc]CR[gc] ;W[gd]CR[gd] ;B[ha]CR[ha] ;W[ec]CR[ec] ;B[ia]CR[ia] ;W[ja]CR[ja]C[Jigo]) (;B[hc]CR[hc] ;W[fb]CR[fb] ;B[fa]CR[fa] ;W[ec]CR[ec] ;B[ea]CR[ea] ;W[ic]CR[ic] (;B[hd]CR[hd] ;W[gd]CR[gd] ;B[ha]CR[ha] ;W[id]CR[id] ;B[ia]CR[ia] ;W[ja]CR[ja] (;B[ca]CR[ca]C[W +1]) (;B[ga]CR[ga]C[W +1])) (;B[ha]CR[ha] ;W[hd]CR[hd] ;B[gc]CR[gc] ;W[gd]CR[gd] (;B[ca]CR[ca] ;W[ia]CR[ia] ;B[ga]CR[ga]C[W +3]) (;B[ga]CR[ga] ;W[ia]CR[ia] ;B[ca]CR[ca]C[W +3])))) (;B[hc]CR[hc] ;W[fc]CR[fc] (;B[fb]CR[fb] ;W[hb]CR[hb] ;B[gc]CR[gc] ;W[ic]CR[ic] (;B[ec]CR[ec] ;W[fd]CR[fd] (;B[ha]CR[ha] ;W[ia]CR[ia] ;B[ga]CR[ga] ;W[ea]CR[ea] (;B[fa]CR[fa] ;W[hd]CR[hd]C[Jigo]) (;B[ca]CR[ca] ;W[hd]CR[hd]C[Jigo])) (;B[hd]CR[hd] ;W[ga]CR[ga] (;B[id]CR[id] ;W[jd]CR[jd]C[Jigo]) (;B[fa]CR[fa] ;W[ha]CR[ha] ;B[id]CR[id] ;W[jd]CR[jd]C[Jigo]))) (;B[fd]CR[fd] ;W[ec]CR[ec] ;B[gd]CR[gd] ;W[ga]CR[ga] ;B[fa]CR[fa] ;W[ha]CR[ha] ;B[hd]CR[hd] ;W[id]CR[id] (;B[ca]CR[ca]C[W +1]) (;B[ea]CR[ea]C[W +1])) (;B[ha]CR[ha]C[The best from this is W +1.])) (;B[hb]CR[hb] ;W[fb]CR[fb] (;B[fa]CR[fa] ;W[ec]CR[ec] ;B[ea]CR[ea] ;W[ic]CR[ic] (;B[hd]CR[hd] ;W[id]CR[id] ;B[gd]CR[gd] ;W[fd]CR[fd] ;B[ha]CR[ha] ;W[ia]CR[ia] (;B[ca]CR[ca]C[W +1]) (;B[ga]CR[ga]C[W +1])) (;B[ia]CR[ia] ;W[ja]CR[ja] ;B[ha]CR[ha] ;W[hd]CR[hd]LB[ca:A]C[Please play 'A'. FORCE] ;B[ca]CR[ca] ;W[gc]CR[gc] ;B[ga]CR[ga]C[W +3])) (;B[ic]CR[ic] ;W[fa]CR[fa]C[B is cut off, and cannot form a live group.])) (;B[ic]CR[ic] ;W[fb]CR[fb] ;B[fa]CR[fa] ;W[ec]CR[ec] ;B[ea]CR[ea] ;W[gc]CR[gc] ;B[hb]CR[hb] ;W[jb]CR[jb]C[The best from this is W +1.]))) (;B[gc]CR[gc] ;W[db]CR[db] ;B[da]CR[da] ;W[fc]CR[fc] (;B[fb]CR[fb] ;W[hb]CR[hb] ;B[hc]CR[hc] ;W[ic]CR[ic] ;B[gb]CR[gb] ;W[ha]CR[ha] ;B[ga]CR[ga] ;W[ea]CR[ea] (;B[fa]CR[fa] ;W[ib]CR[ib] (;B[ec]CR[ec] ;W[fd]CR[fd] ;B[hd]CR[hd] ;W[id]CR[id]C[Jigo]) (;B[fd]CR[fd] ;W[ec]CR[ec] ;B[gd]CR[gd] ;W[hd]CR[hd] (;B[ca]CR[ca]C[W +1]) (;B[ea]CR[ea]C[W +1]))) (;B[ca]CR[ca] ;W[ib]CR[ib] ;B[ec]CR[ec] ;W[fd]CR[fd] ;B[hd]CR[hd] ;W[id]CR[id]C[Jigo])) (;B[gb]CR[gb] ;W[fb]CR[fb] ;B[fa]CR[fa] ;W[ec]CR[ec] ;B[ea]CR[ea] ;W[ib]CR[ib]C[The best from this is W +1.])) (;B[hb]CR[hb] ;W[db]CR[db] ;B[da]CR[da] ;W[fb]CR[fb] ;B[ec]CR[ec] ;W[fc]CR[fc] ;B[fa]CR[fa] ;W[ed]CR[ed] ;B[gb]CR[gb] ;W[ea]CR[ea] ;B[eb]CR[eb] ;W[ec]CR[ec] ;B[ea]CR[ea] ;W[ib]CR[ib] ;B[hc]CR[hc] ;W[ic]CR[ic] (;B[hd]CR[hd] ;W[id]CR[id] ;B[gd]CR[gd] ;W[ha]CR[ha]C[W +1]) (;B[gd]CR[gd] ;W[hd]CR[hd] ;B[gc]CR[gc] ;W[ha]CR[ha]C[W +2])) (;B[ha]CR[ha] ;W[db]CR[db] ;B[da]CR[da] ;W[fb]CR[fb] (;B[fa]CR[fa] ;W[ec]CR[ec] ;B[ea]CR[ea] ;W[gb]CR[gb] ;B[ga]CR[ga] ;W[ib]CR[ib] (;B[ia]CR[ia] ;W[ja]CR[ja] ;B[hb]CR[hb] ;W[hc]CR[hc] ;B[ca]CR[ca]C[W +7]) (;B[hb]CR[hb] ;W[hc]CR[hc] ;B[ia]CR[ia] ;W[ja]CR[ja] ;B[ca]CR[ca]C[W +7])) (;B[ec]CR[ec] ;W[fa]CR[fa] ;B[ea]CR[ea] ;W[fc]CR[fc] ;B[ed]CR[ed] ;W[fd]CR[fd] ;B[ca]CR[ca]C[W +13]) (;B[gb]CR[gb] ;W[ec]CR[ec] (;B[ea]CR[ea] ;W[fa]CR[fa] ;B[ca]CR[ca] ;W[gc]CR[gc]C[W +16]) (;B[fa]CR[fa] ;W[ea]CR[ea] ;B[ca]CR[ca] ;W[eb]CR[eb]C[W +20 - W took 1st in the ko & B had no threats - actually, B needed 2 big threats, as W had an internal threat at C11.])))) (;B[fk]CR[fk] ;W[db]CR[db] ;B[da]CR[da] ;W[ea]CR[ea] ;B[ca]CR[ca] ;W[eb]CR[eb]C[Only jigo - 1st move 1sj allows a win by 1.]) (;B[fa]CR[fa] ;W[fk]CR[fk] (;B[gb]CR[gb] ;W[db]CR[db] ;B[da]CR[da] ;W[eb]CR[eb] ;B[ea]CR[ea] ;W[hc]CR[hc] (;B[ib]CR[ib] ;W[hb]CR[hb] ;B[ha]CR[ha] ;W[gc]CR[gc] (;B[ic]CR[ic] ;W[fb]CR[fb] ;B[ga]CR[ga] ;W[id]CR[id] ;B[jb]CR[jb] ;W[kb]CR[kb] ;B[ia]CR[ia]C[W +1]) (;B[fb]CR[fb] ;W[jb]CR[jb] ;B[fc]CR[fc] ;W[ic]CR[ic] ;B[ia]CR[ia] ;W[ja]CR[ja] ;B[ga]CR[ga] ;W[fd]CR[fd] ;B[ec]CR[ec]C[W +1]) (;B[jb]CR[jb] ;W[fb]CR[fb] ;B[ga]CR[ga] ;W[kb]CR[kb] ;B[ic]CR[ic] ;W[id]CR[id] ;B[ia]CR[ia]C[W +1])) (;B[ia]CR[ia] ;W[hb]CR[hb] ;B[ha]CR[ha] ;W[jb]CR[jb] (;B[gc]CR[gc] ;W[ja]CR[ja] (;B[gd]CR[gd] ;W[hd]CR[hd] ;B[fb]CR[fb] ;W[ib]CR[ib] ;B[ga]CR[ga] ;W[fd]CR[fd] ;B[fc]CR[fc] ;W[ec]CR[ec] ;B[ca]CR[ca]C[W +1]) (;B[fb]CR[fb] ;W[gd]CR[gd] ;B[fc]CR[fc] ;W[ib]CR[ib] ;B[ga]CR[ga] ;W[fd]CR[fd] ;B[ec]CR[ec]C[W +1]) (;B[fc]CR[fc] ;W[ib]CR[ib] ;B[ga]CR[ga] ;W[gd]CR[gd]C[W +1])) (;B[ja]CR[ja] ;W[gc]CR[gc] (;B[fb]CR[fb] ;W[fc]CR[fc] ;B[ib]CR[ib] ;W[ic]CR[ic] (;B[ca]CR[ca] ;W[kb]CR[kb]C[W +2]) (;B[ga]CR[ga] ;W[kb]CR[kb]C[W +2])) (;B[ib]CR[ib] ;W[fb]CR[fb] ;B[ga]CR[ga] ;W[ic]CR[ic] ;B[ka]CR[ka] ;W[kb]CR[kb] ;B[ca]CR[ca]C[W +3]))) (;B[ja]CR[ja] ;W[hb]CR[hb] ;B[ha]CR[ha] ;W[ib]CR[ib] ;B[ia]CR[ia] ;W[gc]CR[gc] ;B[fb]CR[fb] ;W[fc]CR[fc] ;B[jb]CR[jb] ;W[kb]CR[kb]C[W +2])) (;B[ha]CR[ha] ;W[db]CR[db] ;B[da]CR[da] ;W[eb]CR[eb] ;B[ea]CR[ea] ;W[gb]CR[gb] (;B[fb]CR[fb] ;W[ga]CR[ga] ;B[gc]CR[gc] ;W[hb]CR[hb] ;B[hc]CR[hc] ;W[ib]CR[ib] ;B[fc]CR[fc] ;W[ic]CR[ic] ;B[hd]CR[hd] ;W[id]CR[id]C[W +3]) (;B[ga]CR[ga] ;W[hb]CR[hb] (;B[ib]CR[ib] ;W[ic]CR[ic] ;B[jb]CR[jb] ;W[kb]CR[kb] ;B[fb]CR[fb] ;W[fc]CR[fc] ;B[ia]CR[ia]C[W +3]) (;B[ia]CR[ia] ;W[jb]CR[jb] (;B[ib]CR[ib] ;W[ic]CR[ic] ;B[fb]CR[fb] ;W[fc]CR[fc] ;B[ja]CR[ja] ;W[kb]CR[kb]C[W +4]) (;B[ja]CR[ja] ;W[ib]CR[ib] ;B[kb]CR[kb] ;W[kc]CR[kc] ;B[ka]CR[ka] ;W[fb]CR[fb] ;B[ca]CR[ca]C[W +5])) (;B[jb]CR[jb] ;W[ib]CR[ib] ;B[ia]CR[ia] ;W[kb]CR[kb] ;B[ja]CR[ja] ;W[fb]CR[fb]C[W +5]))) (;B[fb]CR[fb] ;W[db]CR[db] ;B[da]CR[da] ;W[eb]CR[eb] ;B[ea]CR[ea] ;W[hb]CR[hb] ;B[gc]CR[gc] ;W[hc]CR[hc] ;B[gd]CR[gd] ;W[gb]CR[gb] ;B[ec]CR[ec] ;W[ed]CR[ed] ;B[fc]CR[fc] ;W[hd]CR[hd] ;B[ga]CR[ga] ;W[ha]CR[ha]C[W +4]) (;B[hb]CR[hb] ;W[eb]CR[eb] ;B[ea]CR[ea] ;W[da]CR[da] (;B[db]CR[db] ;W[ga]CR[ga] ;B[fb]CR[fb] ;W[gb]CR[gb] ;B[fc]CR[fc] ;W[gc]CR[gc] ;B[fd]CR[fd] ;W[gd]CR[gd] ;B[ec]CR[ec] ;W[ed]CR[ed] ;B[ca]CR[ca]C[W +5]) (;B[fb]CR[fb] ;W[db]CR[db]C[B is cut off and cannot form a live group.])) (;B[ga]CR[ga] ;W[db]CR[db] ;B[da]CR[da] ;W[eb]CR[eb] ;B[ea]CR[ea] ;W[hb]CR[hb] ;B[ha]CR[ha] ;W[ib]CR[ib] ;B[ia]CR[ia] ;W[ja]CR[ja] ;B[gb]CR[gb] ;W[gc]CR[gc] ;B[fb]CR[fb] ;W[fc]CR[fc] ;B[ca]CR[ca]C[W +7]) (;B[ib]CR[ib] ;W[eb]CR[eb] ;B[ea]CR[ea] ;W[da]CR[da] ;B[db]CR[db] ;W[gb]CR[gb] (;B[fb]CR[fb] ;W[fc]CR[fc] ;B[ec]CR[ec] ;W[ga]CR[ga] ;B[eb]CR[eb] ;W[fd]CR[fd]C[W +7]) (;B[ga]CR[ga] ;W[ha]CR[ha] ;B[ca]CR[ca] ;W[fb]CR[fb] ;B[da]CR[da] ;W[hb]CR[hb]C[W +12]))) (;B[ea]CR[ea] ;W[db]CR[db] (;B[da]CR[da] ;W[fk]CR[fk] ;B[hb]CR[hb] ;W[fb]CR[fb] ;B[fa]CR[fa] ;W[gb]CR[gb] ;B[ga]CR[ga] ;W[hc]CR[hc] ;B[ib]CR[ib] ;W[ic]CR[ic] ;B[jb]CR[jb] ;W[kb]CR[kb] (;B[ja]CR[ja] ;W[eb]CR[eb] ;B[ha]CR[ha]C[W +1]) (;B[eb]CR[eb] ;W[ec]CR[ec] ;B[ja]CR[ja] ;W[ha]CR[ha] ;B[ia]CR[ia]C[W +1])) (;B[fk]CR[fk] ;W[da]CR[da] ;B[ca]CR[ca]C[W +1])) (;B[db]CR[db] ;W[fk]CR[fk] (;B[fb]CR[fb] ;W[gb]CR[gb] (;B[hb]CR[hb] ;W[ga]CR[ga] ;B[gc]CR[gc] ;W[fc]CR[fc] ;B[ec]CR[ec] ;W[hc]CR[hc] ;B[fd]CR[fd] ;W[gd]CR[gd] ;B[fc]CR[fc] ;W[ib]CR[ib] ;B[fa]CR[fa] ;W[ha]CR[ha]C[W +1]) (;B[gc]CR[gc] ;W[hb]CR[hb] (;B[ec]CR[ec] ;W[hc]CR[hc] ;B[gd]CR[gd] ;W[fd]CR[fd] ;B[fc]CR[fc] ;W[fa]CR[fa] ;B[ea]CR[ea] ;W[ga]CR[ga] ;B[hd]CR[hd] ;W[id]CR[id]C[W +2]) (;B[fc]CR[fc] ;W[hc]CR[hc] ;B[ec]CR[ec] ;W[fa]CR[fa] ;B[ea]CR[ea] ;W[ga]CR[ga] ;B[gd]CR[gd] ;W[hd]CR[hd]C[W +3])) (;B[ga]CR[ga] ;W[ha]CR[ha] ;B[fa]CR[fa] ;W[hb]CR[hb] ;B[fc]CR[fc] ;W[gc]CR[gc] ;B[fd]CR[fd] ;W[gd]CR[gd] ;B[ec]CR[ec]C[W +2])) (;B[ga]CR[ga] ;W[eb]CR[eb] ;B[ea]CR[ea] ;W[fb]CR[fb] ;B[fa]CR[fa] ;W[hb]CR[hb] (;B[gb]CR[gb] ;W[gc]CR[gc] ;B[hc]CR[hc] ;W[ha]CR[ha] ;B[da]CR[da] ;W[ic]CR[ic] ;B[fc]CR[fc] ;W[gd]CR[gd] ;B[ec]CR[ec]C[W +1]) (;B[ha]CR[ha] ;W[ib]CR[ib] ;B[gb]CR[gb] ;W[gc]CR[gc] ;B[ia]CR[ia] ;W[ja]CR[ja] ;B[da]CR[da]C[W +7]))) (;B[da]CR[da] ;W[fk]CR[fk] (;B[gb]CR[gb] ;W[eb]CR[eb] ;B[ea]CR[ea] ;W[fb]CR[fb] ;B[fa]CR[fa] ;W[hb]CR[hb] ;B[gc]CR[gc] ;W[hc]CR[hc] ;B[ha]CR[ha] ;W[ia]CR[ia] ;B[ga]CR[ga] ;W[ib]CR[ib] (;B[db]CR[db] ;W[fc]CR[fc] ;B[fd]CR[fd] ;W[ec]CR[ec] ;B[gd]CR[gd] ;W[hd]CR[hd]C[W +1]) (;B[fc]CR[fc] ;W[gd]CR[gd] ;B[db]CR[db] ;W[ec]CR[ec] ;B[fd]CR[fd]C[W +2])) (;B[fa]CR[fa] ;W[eb]CR[eb] ;B[ea]CR[ea] ;W[gb]CR[gb] ;B[ga]CR[ga] ;W[hb]CR[hb]C[The best from this is W +6.])))