(;GM[1]FF[4]SZ[19]
GN[White gains 2 pts.]
PC[http://senseis.xmp.net/?InsideOpponentsTerritoryProblem4/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?InsideOpponentsTerritoryProblem4/Solution

White gains 2 pts.]
PL[W]

AB[ea][ab][bb][fb][bc][cc][dc][ec][fc]
AW[fa][ga][gb][ac][gc][ad][bd][cd][dd][ed][fd][gd]
CR[ea]

;W[da]C[W1]MN[1]
;B[ca]C[B2]MN[2]
;W[eb]C[W3]MN[3]
;B[db]C[B4]MN[4]

;CR[ea]
)
