(;GM[1]FF[4]SZ[19]
GN[Diagram 1: Defend]
PC[http://senseis.xmp.net/?CountingProblem5/Discussion]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?CountingProblem5/Discussion

Diagram 1: Defend]
PL[W]

AB[co][cp][dp][ep][hp][ip][dq][fq][iq][kq][cr][dr][fr][hr][gs]
AW[cn][dn][fn][gn][bo][eo][go][ho][bp][fp][gp][bq][cq][gq][hq][br][er][gr]
CR[gp]
LB[do:a][js:b]

;W[ir]C[W1]MN[1]
;B[hs]C[B2]MN[2]
;W[ds]C[W3]MN[3]
;B[eq]C[B4]MN[4]
;W[is]C[W5]MN[5]
;B[fs]C[B6]MN[6]
;W[cs]C[W7]MN[7]
;B[es]C[B8]MN[8]
;W[bs]C[W9]MN[9]
;B[jr]C[B10]MN[10]

;CR[gp]
LB[do:a][js:b]
)
