(;GM[1]FF[4]SZ[19]
GN[Variation]
PC[http://senseis.xmp.net/?OD1PJuly31Problem/Discussion]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?OD1PJuly31Problem/Discussion

Variation]
PL[B]

AB[dn][fn][ho][bp][dp][ep][fp][ip][cq][iq][br][ir][is]
AW[gp][dq][eq][fq][hq][cr][hr][cs]

;B[gr]C[B1]MN[1]
;W[hs]C[W2]MN[2]
;B[es]C[B3]MN[3]
;W[fr]C[W4]MN[4]
;B[dr]C[B5]MN[5]
;W[er]C[W6]MN[6]
;B[bs]C[B7]MN[7]

;
)
