(;AW[rr]AW[rq]AW[sq]AW[qs]AW[pr]AW[or]AW[pq]AW[nq]AW[mq]AW[mr]AW[lr]AW[ks]AW[ls]AB[kr]AB[js]AB[ir]AB[kq]AB[lq]AB[sp]AB[rp]AB[qq]AB[qr]AB[qp]AB[pp]AB[op]AB[oq]AB[mp]AB[oo]AB[lo]AB[ns]C[Kill White.]AP[goproblems]
(;B[np];W[nr])
(;B[ms];W[nr])
(;B[nr]C[OK.RIGHT])
(;B[os];W[ps])
(;B[ps];W[os])
(;B[rs];W[ss]
(;B[np];W[nr])
(;B[nr]C[OK.RIGHT])
(;B[ms];W[nr])
(;B[os];W[nr])
(;B[ps];W[os]))
(;B[ss];W[rs]
(;B[np];W[nr])
(;B[nr]C[OK.RIGHT])
(;B[ms];W[nr])
(;B[os];W[nr])
(;B[ps];W[os]))
(;B[sr];W[ss]
(;B[np];W[nr])
(;B[nr]C[OK.RIGHT])
(;B[ms];W[nr])
(;B[os];W[nr])
(;B[ps];W[os])))