Problem	263
Created	2000-11-06
Source	Korean Problem Book
Rating

Difficulty	7 dan
Average Solve Time	54 secs
User Attempts	158 / 2546
Solve Ratio Rating	5 dan
	rating history

(;AW[rr][qr][qq][or][nq][mq][lr][ms]AB[oq][np][mp][kq][kr][lp][ks][qp][rq][sr][sp][mr][pp][op] ;B[nr];W[ns];B[pr];W[pq];B[ps];W[os];B[mr]C[RIGHT])