(;GM[1]FF[4]SZ[4]
GN[Black to play]
PC[http://senseis.xmp.net/?KyuExercise201/Solution]AP[GoWiki:2009]
DT[2011-10-12]
C[Diagram from http://senseis.xmp.net/?KyuExercise201/Solution

Black to play]
PL[B]

AB[ab][bb]
AW[da][db][bc][dc][dd]

;B[cc]C[B1]MN[1]
;W[cb]C[W2]MN[2]
;B[bd]C[B3]MN[3]
;W[cd]C[W4]MN[4]
;B[ac]C[B5]MN[5]
;W[ad]C[W6]MN[6]

;
)
