(;GM[1]FF[4]SZ[19]
GN[Solution]
PC[https://senseis.xmp.net/?BeginnerExercise277/Solution]AP[GoWiki:2009]
DT[2022-11-11]
C[Diagram from https://senseis.xmp.net/?BeginnerExercise277/Solution

Solution]
PL[B]

AB[db][dc][cd][dd][be][bf]
AW[ba][cb][ac][cc][bd]
CR[ba][db]

;B[ab]C[B1]MN[1]
;W[bb]C[W2]MN[2]
;B[ae]C[B3]MN[3]

;CR[ba][db]
)
