(;GM[1]FF[4]SZ[19]
GN[Solution]
PC[http://senseis.xmp.net/?UnderTheStonesProblem11/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?UnderTheStonesProblem11/Solution

Solution]
PL[B]

AB[pa][qa][ib][jb][kb][nb][pb][qb][lc][mc][nc]
AW[ha][ra][hb][lb][mb][rb][hc][ic][jc][kc][pc][qc][rc][od][ke][me]

;B[ka]C[B1]MN[1]
;W[ia]C[W2]MN[2]
;B[na]C[B3]MN[3]

;
)
