Problem 21305 goproblems.com


Author	Relativity	Created	2016-08-14
Difficulty	9 dan (history)	Source	N/A
AVG solve time	97 sec	Stars	3.33 (3 votes)
User attempts	8 / 150	Collections	9*9 games
Genre	life and death	Your attempts	N/A
Similar problems
Created	2016-08-14
Source	N/A
Stars	3.33 (3 votes)
Collections	9*9 games
Your attempts	N/A

(;SZ[9]AB[bh]AW[eh]AB[eg]AB[fh]AB[gg]AW[dg]AW[cg]AW[ag]AW[bf]AB[df]AB[cf]AB[ce]AB[be]AW[cd]AW[fc]TR[bh]C[Black just played the marked stone to prevent white from living. If white can still live, do it, if not make the most profit out of the board.]AP[goproblems] (;W[ef];B[fg] (;W[bg];B[dh];W[ch];B[ei] (;W[bi];B[ah] (;W[bd];B[ae] (;W[ee] (;B[di] (;W[de];B[ci];W[ai];B[bh] (;W[ah]C[RIGHT]) (;W[ad];B[ah];W[af]C[RIGHT])) (;W[ai]C[RIGHT];B[ci];W[de];B[bh] (;W[ah]C[RIGHT]) (;W[ad];B[ah];W[af]C[RIGHT]))) (;B[af];W[ai];B[di];W[de]C[RIGHT]) (;B[ci];W[ai];B[af];W[de]C[RIGHT]) (;B[dd] (;W[de];B[ed] (;W[fe];B[fd] (;W[ge];B[cc];W[ad]C[RIGHT]) (;W[ad]C[RIGHT])) (;W[ad]C[RIGHT])) (;W[ed];B[cc] (;W[de];B[bc];W[dc];B[ad]) (;W[bc];B[cb];W[de];B[bb];W[dc];B[ac];W[dd];B[ad]) (;W[dc];B[bc];W[de];B[ad])))) (;W[de];B[ee];W[ff];B[fe];W[gf];B[hf])) (;W[ae];B[bd];W[ee];B[cc];W[dd];B[di];W[bc];B[bb] (;W[de];B[ac]) (;W[ac];B[ab];W[de];B[ad]))) (;W[ah];B[bi] (;W[ci];B[ee]) (;W[bd];B[ae] (;W[ad];B[ee];W[ff];B[fe];W[gf];B[hf]) (;W[ee] (;B[ci];W[de];B[di];W[ad]C[RIGHT]) (;B[dd];W[de];B[ed];W[fe];B[fd];W[ge]C[RIGHT])))) (;W[bd];B[ae] (;W[ee];B[ci] (;W[de];B[ah]) (;W[bi];B[ai];W[ah];B[af])) (;W[bi];B[ah] (;W[ee] (;B[di] (;W[de];B[ci];W[ai];B[bh] (;W[ah]C[RIGHT]) (;W[ad];B[ah];W[af]C[RIGHT])) (;W[ai]C[RIGHT];B[ci];W[de])) (;B[af];W[ai];B[di];W[de]C[RIGHT]) (;B[ci];W[ai];B[af];W[de]C[RIGHT]) (;B[dd] (;W[de];B[ed] (;W[fe];B[fd] (;W[ge];B[cc];W[ad]C[RIGHT]) (;W[ad]C[RIGHT])) (;W[ad]C[RIGHT])) (;W[ed];B[cc] (;W[de];B[bc];W[dc];B[ad]) (;W[bc];B[cb];W[de];B[bb];W[dc];B[ac];W[dd];B[ad]) (;W[dc];B[bc];W[de];B[ad])))) (;W[de];B[ee];W[ff];B[fe];W[gf];B[hf]))) (;W[ae];B[bd])) (;W[ee]) (;W[he]) (;W[ge]) (;W[dd]) (;W[bd] (;B[ae] (;W[ed]) (;W[ee];B[bg]) (;W[bg];B[ee])) (;B[bg];W[ae];B[af]))) (;W[ch];B[bg];W[ef];B[fg];W[bi];B[af]) (;W[bg];B[dh];W[ef];B[ei] (;W[ch];B[ci] (;W[ah];B[bi];W[ai];B[af]) (;W[bi];B[ai];W[ah];B[af])) (;W[bi];B[ch])) (;W[ci];B[dh] (;W[ch];B[ei]) (;W[ef];B[ei];W[ch];B[ee])) (;W[bd];B[ae];W[ef];B[fg] (;W[ed]) (;W[ee];B[bg]) (;W[bg];B[ee])))