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

solution]
PL[B]

AB[fb][bc][fc][bd][cd][dd][ed][gd][be][bf][bg]
AW[bb][gb][cc][dc][ec][gc][ic][fd][hd][ce][fe][he][cf][cg][bh][ci]
LB[da:b][ab:a]

;B[cb]C[B1]MN[1]
;W[db]C[W2]MN[2]
;B[ba]C[B3]MN[3]

;LB[da:b][ab:a]
)
