Problem	73
Created	1999-09-07
Source	pamphlet
Rating

Difficulty	6 dan
Average Solve Time	45 secs
User Attempts	343 / 6392
Solve Ratio Rating	5 dan
	rating history

(;AW[ro]AW[mp]AW[np]AW[op]AW[pp]AW[qp]AW[lq]AW[rq]AW[sq]AW[lr]AW[ls]AB[mq]AB[nq]AB[oq]AB[pq]AB[qq]AB[rr]AB[sr]C[white to kill]SZ[19]PL[2]GM[1]FF[3]RU[Japanese]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)]PL[1] (;W[ps] (;B[ns]C[CHOICE] (;W[nr];B[or] (;W[ms];B[mr] (;W[qr];B[pr] (;W[qs]C[RIGHT]) (;W[rs]C[only ko])) (;W[qs];B[qr];W[os];B[nr]) (;W[os];B[qs])) (;W[os];B[mr] (;W[ms];B[qs]) (;W[qr];B[pr];W[ms];B[qs])) (;W[qr];B[pr] (;W[rs];B[qs]) (;W[qs];B[os];W[rs];B[ss];W[qs];B[mr];W[qr]C[RIGHT])) (;W[pr];B[qs]) (;W[mr];B[qs] (;W[os];B[pr]) (;W[pr];B[os]))) (;W[qr];B[pr] (;W[rs];B[qs]) (;W[qs];B[os])) (;W[pr];B[qr];W[nr];B[or];W[ms];B[qs])) (;B[os];W[or];B[pr];W[ns];B[qs];W[os]C[RIGHT])) (;W[qr];B[pr];W[qs];B[ps];W[rs];B[ss] (;W[ns];B[qs]) (;W[qs];B[ns])) (;W[os];B[ns];W[nr];B[or];W[ms];B[ps]) (;W[qs];B[qr] (;W[os];B[ns];W[nr];B[ps];W[pr];B[or];W[ms];B[rs]) (;W[ps];B[ns];W[nr];B[mr];W[ms];B[or];W[os];B[nr])))