(;AB[qb]AB[qc]AB[qd]AB[pc]AB[pe]AB[qf]AB[oe]AB[nd]AB[md]AB[mc]AB[lc]AB[mb]AW[pb]AW[oa]AW[oc]AW[nc]AW[od]AW[pd]AW[ne]AW[me]AW[le]AW[ld]AW[kc]AW[kb]AW[lb]C[Black to kill and survive]TR[nc]TR[oc]TR[od]TR[pd]MA[lc]MA[mc]MA[mb]MA[md]MA[nd]AP[goproblems]
(;B[na];W[ob]
(;B[qa]C[You survived!RIGHT])
(;B[pa];W[qa]
(;B[nb];W[ma])
(;B[ma];W[la]))
(;B[nb];W[ma])
(;B[ma];W[la]))
(;B[nb];W[ob]
(;B[pa];W[qa]
(;B[na];W[ma])
(;B[ma];W[la]))
(;B[na];W[ma])
(;B[ma];W[la])
(;B[qa];W[na]
(;B[pa];W[ma])
(;B[ma];W[la])))
(;B[ob];W[nb]
(;B[ma];W[na]
(;B[la];W[ka])
(;B[pa];W[la]))
(;B[pa];W[ma])
(;B[na];W[ma]))
(;B[pa];W[qa];B[nb];W[ob]
(;B[ma];W[la])
(;B[na];W[ma]))
(;B[ma]
(;W[nb]
(;B[na];W[la])
(;B[la];W[ka])
(;B[pa];W[qa]
(;B[na];W[la])
(;B[la];W[ka])))
(;W[la]
(;B[nb];W[ob])
(;B[na];W[nb])
(;B[pa];W[qa]
(;B[nb];W[ob])
(;B[na];W[nb])
(;B[ob];W[nb]))))
(;B[la];W[nb]
(;B[ma];W[ka])
(;B[na];W[ma])
(;B[pa];W[ma])
(;B[qa];W[ma])))