(;GM[1]FF[4]SZ[19]
GN[]
PC[http://senseis.xmp.net/?ConstructionProblem5]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?ConstructionProblem5

]
PL[B]


;B[ca]C[B1]MN[1]
;W[bb]C[W2]MN[2]
;B[ba]C[B3]MN[3]

;
)
