(;AW[qn]AB[qm]AW[po]AB[ql]AB[rn]AW[ro]AB[pl]AW[rm]AW[rl]AB[rk]AB[om]AB[pn]AW[qo]AB[qf]AW[qg]AB[pg]AW[qj]AB[rj]AW[qk]AB[qi]AW[ok]AW[oo]C[Black to play]AP[goproblems]
(;B[pk];W[pj]
(;B[oj];W[pi]
(;B[oi];W[ph]
(;B[oh];W[qh]
(;B[rg]
(;W[rh]
(;B[sh];W[ri];B[si]C[RIGHT])
(;B[ri]C[RIGHT]))
(;W[ri];B[rh]C[RIGHT]))
(;B[rh];W[rg];B[rf];W[ri]
(;B[sg];W[sh])
(;B[sh];W[ol]))
(;B[ri];W[ol];B[pm];W[nm]))
(;B[qh];W[oh]
(;B[nh];W[og])
(;B[og];W[nh])))
(;B[ph];W[oi]))
(;B[pi];W[oj]))
(;B[pj];W[pk])
(;B[oj];W[pk]
(;B[nk];W[ol];B[pm];W[nm])
(;B[ol];W[nk]))
(;B[ol];W[oj]))