(;GM[1]FF[3]SZ[19]
AW[cn][bp][cp][dq][br][dr]AB[dp][ep][bq][cq][fq][gq][cr][bs]PL[W]C[White to play and win the capturing race.];W[ar]
;B[aq];W[ds];B[er];W[cs];B[as]
(;W[br];B[eq];W[ar])
(;W[ar];B[eq];W[br]))
