(;AW[la]AW[pa]AW[qa]AW[lb]AW[rb]AW[mc]AW[qc]AW[md]AW[nd]AW[qd]AW[oe]AW[pe]AW[qe]AB[mb]AB[nb]AB[ob]AB[pb]AB[qb]AB[nc]AB[pc]AB[od]AB[pd]C[black to try and live]SZ[19]GM[1]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)]
(;B[rc];W[sa]
(;B[oa];W[ma]
(;B[ra];W[qa];B[sc];W[rd])
(;B[sc];W[rd];B[ra];W[qa]))
(;B[rd];W[re]
(;B[oa];W[ma])
(;B[ma];W[oa];B[na];W[oc]))
(;B[ma];W[oa]
(;B[na];W[oc])
(;B[rd];W[re];B[na];W[oc])
(;B[sc];W[rd]))
(;B[sc];W[rd]
(;B[oa];W[ma];B[ra];W[qa])
(;B[ma];W[oa])))
(;B[ma];W[oa]
(;B[rc];W[rd])
(;B[na];W[oc])
(;B[ra];W[sa]
(;B[na];W[oc])
(;B[rc];W[rd]))
(;B[sb];W[ra];B[rc];W[rd]
(;B[sc];W[sd])
(;B[sd];W[se])
(;B[na];W[oc])))
(;B[oa];W[ma]
(;B[ra];W[qa];B[rc];W[sa];B[pa];W[rd];B[ra];W[sc])
(;B[rc];W[sa]
(;B[ra];W[qa];B[sc];W[rd])
(;B[sc];W[rd];B[ra];W[qa])))
(;B[sb]
(;W[rc]
(;B[ma];W[oa]
(;B[ra]C[Right, a ko is the best black can get.RIGHT])
(;B[na];W[oc]))
(;B[oa];W[ma];B[ra];W[qa])
(;B[ra];W[ma]
(;B[oa];W[qa])
(;B[na];W[sc];B[oa];W[qa])))
(;W[sc];B[oa];W[ma];B[ra]C[RIGHT])
(;W[ra];B[oa];W[rc];B[ma]C[RIGHT]))
(;B[ra];W[sa]
(;B[oa];W[ma];B[ra];W[qa])
(;B[rc];W[rd]
(;B[sc];W[sd];B[oa];W[ma];B[ra];W[qa])
(;B[oa];W[ma];B[ra];W[qa]))))