(;GM[1]FF[4]SZ[19]
GN[Black response 1(a)]
PC[http://senseis.xmp.net/?TeachingGame22]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?TeachingGame22

Black response 1(a)]
PL[B]

AB[dd][cf]
AW[cg]
LB[cj:a][cl:b]

;B[dg]C[B1]MN[1]
;W[ch]C[W2]MN[2]
;B[bf]C[B3]MN[3]

;LB[cj:a][cl:b]
)
