(;AW[ea]AW[eb]AW[ec]AW[bd]AW[dd]AW[ae]AW[ce]AW[de]AW[cf]AW[ef]AW[cg]AW[dg]AW[eh]AW[ci]AW[di]AW[bj]AW[ej]AB[da]AB[db]AB[cc]AB[dc]AB[cd]AB[be]AB[bf]AB[ag]AB[bg]AB[bh]AB[ch]AB[dh]LB[bd:A]C[guff plays A and adum tenukis to fill a 1-point ko. 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)]
(;W[bc];B[bb]
(;W[ca];B[cb]
(;W[ab];B[ba]
(;W[bi]C[black can't push (but no such luck in the actual game)RIGHT])
(;W[ad];B[af])
(;W[ac];B[af])
(;W[ah]C[RIGHT]))
(;W[bi];B[ac]))
(;W[ab];B[ac]
(;W[ad];B[af])
(;W[ba];B[ad])
(;W[ca];B[ad]))
(;W[bi];B[ac])
(;W[cb];B[ca])
(;W[ba];B[ac]
(;W[cb];B[ad])
(;W[ca];B[ad]))
(;W[ac];B[ab];W[ca];B[ad]))
(;W[bi];B[bc]
(;W[ah];B[ad])
(;W[ad];B[ac])))