Problem	14269
Created	2010-12-20
Source
Rating

Difficulty	9 dan
Average Solve Time	32 secs
User Attempts	9 / 169
Solve Ratio Rating	5 dan
	rating history

black should avoid risky ko, and...

(;AB[dp]AB[ep]AB[fp]AB[gp]AB[co]AB[cn]AB[cm]AB[hq]AB[iq]AB[jq]AW[dq]AW[eq]AW[fq]AP[goproblems] (;B[cq];W[cr] (;B[bq];W[br] (;B[gr];W[ds]) (;B[ar];W[gr];B[bs];W[er];B[cs];W[fs])) (;B[br];W[bq];B[bp];W[aq])) (;B[bq];W[br] (;B[cr];W[cq];B[bs];W[ar];B[aq];W[dr];B[as];W[bp];B[cp];W[br];B[ar];W[cs];B[ds];W[es];B[bo];W[cs]) (;B[gr];W[bp];B[cq];W[cr];B[cp];W[ds])) (;B[bp];W[br] (;B[gr];W[fr];B[ar];W[aq];B[bq];W[as] (;B[fs];W[es];B[cr];W[cq];B[dr];W[cs];B[ap]C[RIGHT]) (;B[cs];W[dr];B[bs];W[cr]) (;B[ap];W[cr]) (;B[cr];W[cq];B[dr];W[cs];B[ap];W[ds])) (;B[ar];W[bq];B[aq];W[gr] (;B[cq];W[cr];B[er];W[dr]) (;B[bs];W[cs];B[cq];W[cr];B[er];W[cp]))) (;B[gr];W[br] (;B[bp];W[fr];B[ar];W[aq];B[bq];W[as] (;B[fs];W[es];B[cr];W[cq];B[dr];W[cs];B[ap]C[RIGHT]) (;B[cs];W[dr];B[bs];W[cr]) (;B[ap];W[cr]) (;B[cr];W[cq];B[dr];W[cs];B[ap];W[ds])) (;B[ds];W[fr] (;B[fs];W[es];B[er];W[dr] (;B[es];W[cs];B[gs];W[bp]) (;B[cq];W[cr];B[es];W[bp];B[cp];W[bq])) (;B[cq];W[cr];B[fs];W[es];B[er];W[dr];B[es];W[bp];B[cp];W[bq])) (;B[cq];W[cr];B[ds];W[fr];B[fs];W[es];B[er];W[dr];B[es];W[bp];B[cp];W[bq]) (;B[bq];W[bp];B[cq];W[cr];B[cp];W[ds]) (;B[es];W[bp];B[bs];W[cr];B[cs];W[ds];B[dr];W[er])) (;B[br];W[bq] (;B[aq];W[bp];B[bo];W[ap];B[cq];W[cr]) (;B[cq];W[cr];B[aq];W[bp];B[bo];W[ap]) (;B[gr];W[cr];B[ds];W[ar];B[bs];W[fr] (;B[fs];W[es];B[er];W[cs];B[gs];W[bp]) (;B[bp];W[es];B[cq];W[dr])) (;B[bp];W[aq];B[gr];W[fr])) (;B[cr];W[cq];B[bq];W[br];B[bs];W[ar];B[aq];W[dr];B[as];W[bp];B[cp];W[br];B[ar];W[cs];B[ds];W[es];B[bo];W[cs]))