(;GM[1]FF[4]SZ[19]
GN[White says "thank you"]
PC[http://senseis.xmp.net/?BeginnerExercise37/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise37/Solution

White says "thank you"]
PL[B]

AB[fa][fb][bc][fc][cd][dd][ed][be]
AW[ba][ea][ab][bb][db][dc]

;B[eb]C[B1]MN[1]
;W[da]C[W2]MN[2]
;B[cb]C[B3]MN[3]
;W[cc]C[W4]MN[4]

;
)
