(;SZ[19]AW[po]AW[qo]AW[ro]AW[mp]AW[pp]AW[rp]AW[nq]AW[pq]AW[nr]AW[or]AB[on]AB[np]AB[op]AB[qp]AB[oq]AB[qq]AB[rq]AB[pr]AB[qr]TR[np]TR[op]TR[oq]C[Capture the marked stones]GM[1]FF[4]CA[UTF-8]AP[CGoban:2]ST[2]RU[Japanese]KM[0.00]PW[White]PB[Black]PL[W]
(;W[nn];B[oo]
(;W[om];B[pn]
(;W[pm];B[qn]
(;W[rn];B[qm];W[ql];B[rm]
(;W[rl];B[sm]
(;W[sl];B[sn]
(;W[no]C[RIGHT])
(;W[so];B[sp]C[Whoops]))
(;W[sn];B[sp]C[Failure])
(;W[no];B[sn];W[sl]C[RIGHT]))
(;W[sm];B[rl]
(;W[rk];B[qk]
(;W[pl];B[rj]C[black escapes])
(;W[sl];B[pl]C[black escapes]))
(;W[qk];B[sp]C[black has more liberties])
(;W[sl];B[rk]C[black escapes, white dies])))
(;W[qm];B[rn]
(;W[rm];B[so]C[Ouch!])
(;W[sn];B[sp]C[Ouch]))
(;W[rm];B[rn];W[sn];B[sp]))
(;W[qn];B[pm]
(;W[qm];B[pl]C[Black gets away])
(;W[pl];B[ol];W[nm];B[ql];W[pk];B[qm]C[too many cutting points black runs away]))
(;W[qm];B[pm]
(;W[pl];B[nm]
(;W[ol];B[mn]C[Black escapes])
(;W[no];B[ol]C[Black escapes])
(;W[qn];B[ol]C[black escapes]))
(;W[nm];B[pl]C[black escapes])
(;W[qn];B[pl]C[black escapes])
(;W[ol];B[pl]
(;W[pk];B[ok]
(;W[ql];B[nm];W[nl];B[mn];W[mm];B[mo]C[black escapes])
(;W[nm];B[qk];W[pj];B[ql]C[white will die on the right])
(;W[nk];B[qk]
(;W[pj];B[ql]C[white will die on the right])
(;W[oj];B[ql]C[white will die on the right])))
(;W[ok];B[pk]C[black escapes]))
(;W[ql];B[pl]C[black escapes])))
(;W[pn];B[om]C[Black gets away]))
(;W[oo];B[no]
(;W[nn];B[mo]
(;W[lo];B[mn]C[Broken ladder black escapes])
(;W[mn];B[lo]C[Black escapes]))
(;W[mn];B[nn]C[Black escapes]))
(;W[mo];B[nn]C[Black escapes no good])
(;W[no];B[oo];W[om]C[B];B[nn]C[Black escapes no good])
(;W[pn];B[nn]C[Black escapes]))