(;AB[pd]AB[qf]AW[qc]AB[qd]AW[pc]AW[ob]AW[nb]AW[rd]AW[rc]AB[re]AB[oc]AB[nc]AB[mc]AW[od]AW[kh]LB[qc:1]LB[qd:2]LB[pc:3]LB[oc:4]LB[ob:5]LB[nc:6]LB[nb:7]LB[mc:8]LB[rd:9]LB[re:10]LB[rc:11]C[Black to capture the marked cutting stone.]TR[od]AP[goproblems]
(;B[oe];W[nd]
(;B[md];W[ne];B[nf];W[me];B[le];W[mf];B[mg];W[lf];B[kf];W[lg]C[ooooooups!!!]MA[kh])
(;B[me];W[pe];B[qe];W[ne];B[nf];W[of];B[md];W[oe];B[og]C[ok :)RIGHT]))
(;B[ne];W[oe];B[of]
(;W[pe];B[qe]C[ok :)RIGHT])
(;W[pf]
(;B[pg];W[pe];B[qe]C[RIGHT])
(;B[pe];W[qe])))
(;B[nd];W[oe]C[:(])
(;B[nf]C[RIGHT]))