(;GM[1]FF[4]SZ[19]
GN[Solution 1]
PC[http://senseis.xmp.net/?SomeEndgameProblem1/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?SomeEndgameProblem1/Solution

Solution 1]
PL[B]

AB[ba][hb][bc][gc][ic][bd][cd][dd][ed][fd][gd]
AW[ga][ab][bb][gb][cc][dc][ec][fc]
LB[aa:a][eb:b]

;B[cb]C[B1]MN[1]
;W[db]C[W2]MN[2]
;B[ea]C[B3]MN[3]
;W[da]C[W4]MN[4]
;B[fb]C[B5]MN[5]
;W[ca]C[W6]MN[6]

;LB[aa:a][eb:b]
)
