Problem	3323
Created	2003-11-15
Source	8k game on KGS
Rating

Difficulty	8 dan
Average Solve Time	54 secs
User Attempts	134 / 1646
Solve Ratio Rating	4 dan
	rating history

Black to live unconditionally, escape is not good enough :)

( ; SZ[19] PB[Black] PW[White][White] AW[ag][aj][an][bg][bh][bo][ch][ci][cn][dh][dl][do][dp][ej][ek][eo][fo][gn] AB[ah][ai][bf][bi][bj][bk][bl][bm][bn][cj][cm][df][dk][ep][fp][go][ho][in][ip][be] ( ; B[dj] ; W[cl] ( ; B[el] ; W[dm] ; B[ei] ; W[di] ; B[eh] ; W[eg] ; B[dg] ; W[fh] ; B[fi] ; W[gi] ; B[fj] ; W[fk] ; B[gj] ; W[hj] ; B[gk] ; W[fl] C[RIGHT Black lives] ) ( ; B[ei] ; W[di] ( ; B[el] ; W[dm] ; B[eh] ; W[eg] ; B[dg] ; W[fh] ; B[fi] ; W[gi] ; B[fj] ; W[fk] ; B[gj] ; W[hj] ; B[gk] ; W[fl] C[RIGHT Black lives] ) ( ; B[eh] ; W[eg] ; B[dg] C[RIGHT Black lives] ) ) ) ( ; B[dn] ; W[co] ( ; B[cl] ; W[dj] ; B[el] ; W[ck] C[WRONG Ko, Black can do better.] ) ( ; B[el] ; W[dj] ; B[cl] ; W[ck] C[WRONG Ko, Black can do better] ) ) ( ; B[dm] ; W[el] C[WRONG Black is dead] ) )