(;GM[1]FF[4]SZ[19]
GN[Push]
PC[http://senseis.xmp.net/?Extending]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?Extending

Push]
PL[B]

AB[cc]
AW[dd]
LB[dc:a]

;B[cd]C[B1]MN[1]
;W[de]C[W2]MN[2]

;LB[dc:a]
)
