Problem	540
Created	2001-05-02
Source
Rating

Difficulty	4.6 dan
Average Solve Time	43 secs
User Attempts	1386 / 6290
Solve Ratio Rating	2 kyu
	rating history

(;GM[1]FF[3] RU[Japanese]SZ[19]HA[0]KM[5.5] PW[White] PB[Black] GN[White (W) vs. Black (B)] DT[1999-07-28] SY[Cgoban 1.9.2]TM[30:00(5x1:00)]; AW[oa][pa][qa][ra][sa][mb][ob][nc][pc][nd][ne][qe][of][qf][rf][og] AB[pb][qb][rb][oc][od][qd][re][se]C[black to live ] (;B[sc];W[pd] (;B[qc];W[rd];B[pe];W[pd] (;B[oe]C[RIGHT ]) (;B[pc];W[oe]) ) (;B[pe];W[oe];B[qc];W[rd]) (;B[rc];W[oe]) (;B[rd];W[qc] (;B[pe];W[oe]) (;B[rc];W[oe]) ) ) (;B[qc];W[sc] (;B[sb];W[rd] (;B[rc];W[pd]) (;B[pd];W[sf]) ) (;B[rd];W[sb]) (;B[rc];W[sb]) ) (;B[rc];W[pd] (;B[sb];W[sd]) (;B[sd];W[sb]) ) (;B[pd];W[sc] (;B[sb];W[rd] (;B[rc];W[qc]) (;B[qc];W[sf]) ) (;B[rc];W[sb]) ) (;B[sb];W[pd] (;B[qc];W[oe] (;B[sd];W[rc]) (;B[rc];W[sd]) (;B[rd];W[sc]) (;B[sc];W[rd]) ) (;B[pe];W[oe]) (;B[rc];W[sd]) (;B[sc];W[rd]) ) (;B[rd];W[sc] (;B[sb];W[pd]) (;B[pd];W[sb]) ) )