Problem	12581
Created	2009-04-16
Source
Rating

Difficulty	18.1 kyu
Average Solve Time	42 secs
User Attempts	1969 / 3871
Solve Ratio Rating	10 kyu
	rating history

(;AB[ba]AB[cb]AB[cc]AB[bc]AB[bd]AB[bf]AB[af]AW[ca]AW[da]AW[db]AW[dc]AW[dd]AW[cd]AW[ce]AW[cf]AW[cg]AW[ag]AW[bg]AW[ab]MA[ab]C[White just played the marked stone. Black to live.]AP[goproblems] (;B[be];W[bb] (;B[ac];W[aa];B[ba]C[Good job ! : )RIGHT]) (;B[ad];W[aa]C[CHOICE];B[ac];W[ba]C[CHOICE]) (;B[ae];W[aa]C[CHOICE];B[ac];W[ba]C[CHOICE]) (;B[aa])) (;B[bb];W[be] (;B[ae];W[ad]C[CHOICE]) (;B[ad];W[ae]C[CHOICE]) (;B[ac];W[ae]C[CHOICE]) (;B[aa];W[ae]C[CHOICE])) (;B[ac];W[be] (;B[ae];W[ad]C[CHOICE]) (;B[bb];W[ae]C[CHOICE]) (;B[ad];W[ae]C[CHOICE]) (;B[aa];W[ae]C[CHOICE])) (;B[aa];W[bb];B[ba];W[be] (;B[ae];W[ad]C[CHOICE]) (;B[ac];W[ae]C[CHOICE]) (;B[ad];W[ae]C[CHOICE])) (;B[ad];W[be] (;B[ae]C[CHOICE];W[ac]C[CHOICE]) (;B[bb];W[ae]C[CHOICE])) (;B[ae];W[be];B[ad];W[ac]C[CHOICE]))