(;GM[1]FF[4]SZ[19]
GN[White to play]
PC[http://senseis.xmp.net/?InsideOpponentsTerritoryProblem1/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?InsideOpponentsTerritoryProblem1/Solution

White to play]
PL[W]

AB[sm][sn][qo][ro][qp][qq][pr][rr][ps][rs]
AW[rl][sl][rm][on][qn][rn][po][pp][pq][or][sr][os]

;W[sp]C[W1]MN[1]
;B[so]C[B2]MN[2]
;W[qr]C[W3]MN[3]
;B[rq]C[B4]MN[4]
;W[qs]C[W5]MN[5]
;B[sq]C[B6]MN[6]

;
)
