(;GM[1]FF[4]SZ[19]
GN[attempt (c) to seal in]
PC[http://senseis.xmp.net/?BQM274]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BQM274

attempt (c) to seal in]
PL[W]

AB[ec][cd][ch]
CR[bd][bh]
LB[de:a]

;W[cf]C[W1]MN[1]
;B[dg]C[B2]MN[2]
;W[df]C[W3]MN[3]
;B[ef]C[B4]MN[4]

;CR[bd][bh]
LB[de:a]
)
