(;GM[1]FF[4]SZ[19]
GN[Hane and wedge: var (B11 at ''a'')]
PC[http://senseis.xmp.net/?GokyoShumyoSection7Problem7/Attempts]AP[GoWiki:2009]
DT[2011-12-20]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection7Problem7/Attempts

Hane and wedge: var (B11 at ''a'')]
PL[B]

AB[cc][dc][hc][ed][hd][ie]
AW[fc][fd][df][eg][gg]
LB[fg:a]

;B[fe]C[B1]MN[1]
;W[ge]C[W2]MN[2]
;B[gf]C[B3]MN[3]
;W[ee]C[W4]MN[4]
;B[ff]C[B5]MN[5]
;W[hf]C[W6]MN[6]
;B[he]C[B7]MN[7]
;W[gd]C[W8]MN[8]
;B[hg]C[B9]MN[9]
;W[if]C[W10]MN[10]

;LB[fg:a]
)
