(;GM[1]FF[3]SZ[19]
AW[ca][bb][cb][sb][nc][sc][dd][de][cg][eh][fh][gh][hh][ih][ci][ei][qi][aj][ej][bk][ek][jk][kk][el][fm][hm][dn][fn][gn][bo][cp][ep][cq][dq][eq][mq][pq][pr][os][il]AB[da][ga][ma][oa][qa][ra][rb][ac][dc][ec][ae][bf][df][gg][ig][ah][ch][sh][bi][di][gi][fj][sj][dk][fk][al][dl][gl][gm][im][km][cn][en][hn][co][eo][go][io][ap][dp][sp][oq][ar][nr][as][cs][ds][fs][ls][ns][qs][ss][jl][ll]LB[hl:A]PL[W]C[White to play.
Start at A.]
)