Problem	15131
Created	2011-08-22
Name	300 tesuji No.258
Source	300 tesuji No.257
Rating

Difficulty	22.5 kyu
Average Solve Time	29 secs
User Attempts	1905 / 3480
Solve Ratio Rating	10 kyu
	rating history

(;AB[as]AB[br]AW[aq]AW[bq]AW[bp]AW[cp]AW[cr]AW[dr]AW[dq]AW[eq]AW[es]AB[fr]AB[er]AB[fq]AB[fs]AB[gr]AW[fp]AW[gp]AW[hp]AW[hq]AW[hr]AB[ep]AB[dp]AB[do]AB[co]AB[bo]AB[ao]AB[ap]AP[goproblems] (;B[cs]C[RIGHT]) (;B[ds];W[cs]))