(;GM[1]FF[3]SZ[19]
AW[cn][fn][bo][ap][cp][dp][fp][fq][fr]AB[bp][bq][cq][eq][er]PL[B]C[Black to play and live.];B[bs]
;W[ar];B[aq]
(;W[dq];B[dr];W[es];B[ds];W[cr];B[br])
(;W[dr];B[dq];W[es];B[ds];W[cs];B[cr]))