Problem	80
Created	1999-09-10
Source
Rating

Difficulty	4.2 kyu
Average Solve Time	50 secs
User Attempts	2787 / 8438
Solve Ratio Rating	5 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[on][pn][rn][oo][qo][op][rp][oq][os] AB[rl][om][pm][qm][rm][qn][qp][qq][rq][qr][rr][qs] C[black to live in corner without ko ] (;B[so];W[sn] (;B[sq];W[ss] (;B[ro];W[sp] (;B[ro];W[so];B[sm]C[RIGHT ]) (;B[so];W[ro]) ) (;B[sp];W[ro]) (;B[sm];W[ro]) ) (;B[ro];W[sp] (;B[sq];W[ss] (;B[ro];W[so];B[sm]C[RIGHT ]) (;B[so];W[ro]) (;B[sm];W[ro]) ) (;B[ro];W[so];B[sq];W[ss];B[sm]C[RIGHT ]) ) ) (;B[sp];W[so]C[hey! i said no ko! ]) (;B[sn];W[so]C[ko! ]) (;B[ss];W[sq];B[so];W[ro]) (;B[sq];W[ss];B[so];W[sn];B[ro];W[sp];B[ro];W[so];B[sm]C[RIGHT ]) )