(;AB[rr]AB[qr]AB[pr]AB[or]AB[oq]AB[pp]AB[qp]AB[oo]AB[mq]AW[os]AW[sr]AW[rq]AW[qq]AW[pq]AW[op]AW[np]AW[nq]AW[nr]AW[mr]AW[no]AW[nn]AW[om]AW[pm]AW[pl]AW[pk]AW[qk]AW[qj]AW[rk]AW[ri]AW[sj]AB[rh]AB[qh]AB[qi]AB[pj]AB[oj]AB[ok]AB[ol]C[White to kill the corner]AP[goproblems];W[ro];B[rp];W[sp];B[sq];W[rq];B[qq];W[sq];B[rs];W[ps];B[qn];W[rm]C[RIGHT])