(;GM[1]FF[4]SZ[9]
GN[Responding to a contact move]
PC[https://senseis.xmp.net/?9x9Strategy]AP[GoWiki:2009]
DT[2020-01-24]
C[Diagram from https://senseis.xmp.net/?9x9Strategy

Responding to a contact move]
PL[B]

AW[fg]
LB[ef:c][dg:b][dh:a]

;B[eg]C[B1]MN[1]
;W[eh]C[W2]MN[2]

;LB[ef:c][dg:b][dh:a]
)
