(;GM[1]FF[4]SZ[19]
GN[Successful attempt (W11 at WW)]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem237/Attempts]AP[GoWiki:2009]
DT[2013-04-01]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem237/Attempts

Successful attempt (W11 at WW)]
PL[B]

AB[am][bm][cm][em][dn][co][do][eo][ep][eq][dr]
AW[an][bn][cn][ao][bo][cp][dp][aq][bq][br]
CR[bo]

;B[bp]C[B8]MN[8]
;W[cq]C[W9]MN[9]
;B[ap]C[B10]MN[10]
;B[bs]C[B12]MN[12]
;W[cs]C[W13]MN[13]
;B[cr]C[B14]MN[14]
;W[as]C[W15]MN[15]

;CR[bo]
)
