(;GM[1]FF[4]SZ[19]
GN[approach and extensions]
PC[http://senseis.xmp.net/?BeginnersGuideToTheOpening]AP[GoWiki:2009]
DT[2010-09-15]
C[Diagram from http://senseis.xmp.net/?BeginnersGuideToTheOpening

approach and extensions]
PL[W]

AB[dd]

;W[fc]C[W1]MN[1]
;B[cf]C[B2]MN[2]
;W[jd]C[W3]MN[3]

;
)
