(;GM[1]FF[4]SZ[19]
GN[Black to play]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem251]AP[GoWiki:2009]
DT[2013-04-01]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem251

Black to play]
PL[B]

AB[an][bn][cn][dn][do][go][ho][jo][ap][dp][ep][fp][bq][cq][dq][iq][jq][lq][ar][kr]
AW[ck][bl][dl][em][gm][bo][eo][fo][gp][gq][hq][br][cr][dr][hr][bs][es]


;
)
