(;GM[1]FF[4]SZ[19]
GN[Where to invade?]
PC[http://senseis.xmp.net/?InvasionProblem1]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?InvasionProblem1

Where to invade?]
PL[B]

AB[gc][oc][hd][qd][ce][fe][ge][he][ef][hf][cg][eg][gh][qo][ro][qp][dq][eq][hq][nq][qq][cr][pr][qr]
AW[dc][hc][ic][ed][fd][gd][jd][ee][ff][gf][di][qj][pn][qn][rn][co][po][dp][pp][bq][cq][oq][pq][or]
LB[ck:a][dk:d][cl:b][dl:e][cm:c][dm:f]


;LB[ck:a][dk:d][cl:b][dl:e][cm:c][dm:f]
)
