Problem	11821
Created	2008-10-14
Source
Rating

Difficulty	4.2 kyu
Average Solve Time	59 secs
User Attempts	531 / 1381
Solve Ratio Rating	6 kyu
	rating history

Black to play and have maximum local profit.

(;AB[ar]AB[aq]AB[bp]AB[bo]AB[bm]AB[cn]AB[dn]AB[en]AB[fn]AB[go]AB[fp]AB[fq]AB[er]AB[es]AB[gr]AW[bn]AW[bq]AW[br]AW[ds]AW[dr]AW[eq]AW[ep]AW[eo]AW[do]AW[co]AW[cp] (;B[dq] (;W[cq] (;B[bs];W[dp];B[cs]C[RIGHT]) (;B[cs];W[cr];B[bs];W[as];B[bs]C[White is dead.RIGHT])) (;W[cs];B[cq];W[as] (;B[fo];W[ap];B[dp]C[RIGHT]) (;B[bs]C[NOTTHIS]))) (;B[bs];W[dq];B[cr];W[cq];B[cs];W[as] (;B[bs];W[cs]) (;B[ap];W[ao]) (;B[cs];W[ap])) (;B[cq];W[dq] (;B[bs];W[cr]) (;B[cr];W[cs])) (;B[cs];W[bs];B[dq];W[cr]) (;B[cr];W[cs] (;B[bs];W[cq]) (;B[dq];W[cq])) (;B[dp];W[dq]))