Problem	6409
Created	2005-04-23
Source	IGS Petershy 6d vs Joey 6d
Rating

Difficulty	6 dan
Average Solve Time	50 secs
User Attempts	501 / 2572
Solve Ratio Rating	1 kyu
	rating history

Black to play the best endgame in the lower right corner. Sente doesn't matter.

(;SZ[19]AW[mk]AW[ml]AW[nl]AW[ol]AW[pl]AW[ql]AW[om]AW[qm]AW[on]AW[qn]AW[rn]AW[ro]AW[qp]AW[qq]AW[qr]AW[ps]AW[qs]AW[rs]AB[oi]AB[ri]AB[lj]AB[mj]AB[oj]AB[rj]AB[lk]AB[nk]AB[ok]AB[pk]AB[qk]AB[ll]AB[rl]AB[lm]AB[mm]AB[rm]AB[nn]AB[pn]AB[no]AB[po]AB[qo]AB[np]AB[pp]AB[pq]AB[or]AB[pr]AB[rr]AB[os]GM[1]FF[4]CA[UTF-8]AP[CGoban:2]ST[2]RU[Japanese]KM[0.50]PW[White]PB[Black] (;B[sn];W[sr] (;B[rq];W[rp]) (;B[sq];W[rq]) (;B[so];W[sp]) (;B[sp];W[so] (;B[rq];W[rp]) (;B[rp];W[rq]))) (;B[rq];W[rp] (;B[sr];W[sn];B[sp]C[ A sekiRIGHT]) (;B[sn];W[sr]) (;B[sp];W[sr]) (;B[sq];W[sp] (;B[sr];W[sn]) (;B[sn];W[sr]))) (;B[rp];W[rq] (;B[sn];W[sp]) (;B[sp];W[sq])) (;B[sr];W[rq] (;B[sq];W[sp]) (;B[sp];W[sq];B[sn];W[rp] (;B[so];W[sm]) (;B[sm];W[so])) (;B[sn];W[sp])) (;B[sq];W[rq] (;B[sr];W[sp]) (;B[sp];W[sr]) (;B[sn];W[sp])) (;B[sp];W[rq] (;B[sn];W[so]) (;B[rp];W[so]) (;B[sr];W[sq];B[sn];W[rp] (;B[so];W[sm]) (;B[sm];W[so]))))