(;GM[1]FF[4]SZ[19]
GN[Solution.]
PC[http://senseis.xmp.net/?BeginnerExercise6/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise6/Solution

Solution.]
PL[B]

AB[aq][bq][cq][dq][eq][fr][gr]
AW[ar][br][cr][dr][bs]
LB[cs:a]

;B[ds]C[B1]MN[1]
;W[es]C[W2]MN[2]
;B[er]C[B3]MN[3]

;LB[cs:a]
)
