(;GM[1]FF[4]SZ[19]
GN[So perhaps ...]
PC[http://senseis.xmp.net/?DrivingTesujiProblem1/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?DrivingTesujiProblem1/Attempts

So perhaps ...]
PL[W]

AB[dc][ec][cd][fd][id]
AW[fc][ed][he]

;W[gc]C[W1]MN[1]
;B[ee]C[B2]MN[2]
;W[hd]C[W3]MN[3]

;
)
