(;GM[1]FF[4]SZ[19]
GN[Solution]
PC[http://senseis.xmp.net/?IgoHatsuyoRonProblem65/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?IgoHatsuyoRonProblem65/Solution

Solution]
PL[B]

AB[pa][qa][mb][ob][rb][lc][oc][sc][pd][pf][rf]
AW[na][oa][pb][qb][rc][rd][sd]

;B[sb]C[B1]MN[1]

;
)
