(;GM[1]FF[4]SZ[19]
GN[Solution]
PC[http://senseis.xmp.net/?RTGProblem78/Solution]AP[GoWiki:2009]
DT[2010-02-22]
C[Diagram from http://senseis.xmp.net/?RTGProblem78/Solution

Solution]
PL[B]

AB[dn][en][co][fo][fp][bq][cq][dq][eq][br][fr][gr][hr]
AW[cm][dm][em][bn][fn][gn][bo][go][bp][fq][gq][hq][iq][cr][dr][er][ir][bs][cs]
LB[hs:a]

;B[fs]C[B1]MN[1]
;W[es]C[W2]MN[2]

;LB[hs:a]
)
