(;GM[1]FF[4]SZ[19]
GN[Model 4 (ladder)]
PC[http://senseis.xmp.net/?JosekiDictionaryCoverageDepth]AP[GoWiki:2009]
DT[2012-05-25]
C[Diagram from http://senseis.xmp.net/?JosekiDictionaryCoverageDepth

Model 4 (ladder)]
PL[B]

AB[gc][fd][de]
AW[dc][fc][gd]

;B[ec]C[B1]MN[1]
;W[fb]C[W2]MN[2]
;B[fe]C[B3]MN[3]
;W[eb]C[W4]MN[4]
;B[hd]C[B5]MN[5]

;
)
