(;C[Black to live (it is not very hard, so try to read it to the end before solivng)]AW[rr]AW[qr]AW[or]AW[oq]AW[op]AW[oo]AW[on]AW[pn]AW[qm]AB[pq]AB[qq]AB[pp]AB[po]AB[qo]AB[qk]AB[ok]AP[goproblems]
(;B[rn];W[rm]
(;B[rp];W[so];B[sn];W[sp]
(;B[rq];W[sq]
(;B[sr];W[ss]
(;B[ro];W[sr]
(;B[pr];W[ps];B[qs]C[RIGHT])
(;B[rl]C[NOTTHIS]))
(;B[pr];W[ps]
(;B[ro];W[sr];B[qs]C[RIGHT])
(;B[qs];W[rs]
(;B[ro]C[RIGHT])
(;B[rl]C[NOTTHIS]))
(;B[rl]C[NOTTHIS]))
(;B[rl]C[NOTTHIS]))
(;B[ro];W[sr])
(;B[pr];W[ps]
(;B[sr];W[ss]
(;B[ro];W[sr])
(;B[qs];W[rs]
(;B[ro]C[RIGHT])
(;B[rl]C[NOTTHIS]))
(;B[rl]C[NOTTHIS]))
(;B[qs];W[rs]
(;B[ro];W[sr])
(;B[sr];W[ss]
(;B[ro]C[RIGHT])
(;B[rl]C[NOTTHIS]))
(;B[rl]C[NOTTHIS]))
(;B[rs];W[qs]
(;B[ro];W[sr])
(;B[sr];W[ss];B[ro];W[sr]))
(;B[rl]C[NOTTHIS]))
(;B[rl]C[NOTTHIS]))
(;B[sq];W[rq];B[ro];W[sp];B[pr];W[ps];B[qs];W[rs])
(;B[rl]C[NOTTHIS]))
(;B[rq];W[rp])
(;B[rl]C[NOTTHIS]))
(;B[rp];W[rn])
(;B[rq];W[rn])
(;B[ro];W[rm])
(;B[rm];W[rn];B[qn];W[rl];B[pm];W[ql]
(;B[pl];W[sm];B[ro];W[rk])
(;B[ro];W[sm];B[rk];W[pl];B[om];W[pk];B[pj];W[qj])))