(;GM[1]FF[4]SZ[19]
GN[Probably the simplest solution]
PC[http://senseis.xmp.net/?BeginnerExercise8/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise8/Attempts

Probably the simplest solution]
PL[B]

AB[dp][ep][fp][dq][dr][fr][ds][fs]
AW[cn][fn][do][go][ho][cp][cq][hq][cr][hr][gs]
LB[gp:a][gr:b]

;B[er]C[B1]MN[1]
;W[fq]C[W2]MN[2]
;B[gq]C[B3]MN[3]

;LB[gp:a][gr:b]
)
