(;GM[1]FF[4]SZ[19]
GN[Solution.]
PC[http://senseis.xmp.net/?KyuExercise87/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?KyuExercise87/Solution

Solution.]
PL[W]

AB[bb][cb][ac][cc][ec][gc][hc][cd][id][de][ee][ge][ie][ef][gf][hf][if][fg][ig]
AW[db][eb][gb][hb][ib][bc][fc][jc][bd][jd][ae][ce][he][je][bf][cf][df][jf][eg][jg][dh][fh][gh][hh][ih]
CR[db]
LB[ab:c][fe:a][gg:b]

;W[fd]C[W1]MN[1]
;B[ca]C[B2]MN[2]
;W[dd]C[W3]MN[3]

;CR[db]
LB[ab:c][fe:a][gg:b]
)
