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

Opening]
PL[B]


;B[pd]C[B1]MN[1]
;W[dd]C[W2]MN[2]
;B[pq]C[B3]MN[3]
;W[cp]C[W4]MN[4]
;B[eq]C[B5]MN[5]
;W[po]C[W6]MN[6]

;
)
