Problem	13284
Created	2009-12-03
Source	PSP game
Rating

Difficulty	8.1 kyu
Average Solve Time	46 secs
User Attempts	543 / 1425
Solve Ratio Rating	6 kyu
	rating history

black to kill white

(;AB[ss]AW[os]AW[or]AW[pr]AW[pq]AW[qq]AW[rq]AW[qp]AB[ns]AB[nr]AB[nq]AB[oq]AB[pp]AB[po]AB[qo]AB[ro]AB[rp]AP[goproblems] (;B[qs];W[rr] (;B[sq];W[rs]) (;B[sr];W[rs]) (;B[rs]C[seki])) (;B[sq];W[rr] (;B[sr];W[qs]) (;B[sp];W[qs]) (;B[qs];W[rs]) (;B[rs];W[qs])) (;B[rs];W[qs] (;B[rr];W[sq]) (;B[sq];W[rr])) (;B[rr] (;W[sq]C[CHOICE] (;B[qs];W[sr] (;B[sp];W[rs]) (;B[ps];W[rs]) (;B[qr];W[rs]) (;B[rs]C[RIGHT])) (;B[qr];W[sr]) (;B[sr];W[qs])) (;W[qs];B[sq]C[RIGHT])))