(;GM[1]FF[4]SZ[19]
GN[]
PC[http://senseis.xmp.net/?Rosswerner/Problems]AP[GoWiki:2009]
DT[2009-10-05]
C[Diagram from http://senseis.xmp.net/?Rosswerner/Problems

]
PL[B]

AB[aq][bq][cq][dq][eq][fq][fr][bs][ds][fs]
AW[ar][br][cr][dr][er][es]

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

;
)
