(;GM[1]FF[4]SZ[19]
GN[Improved sequence (7 at marked stone)]
PC[http://senseis.xmp.net/?RTGProblem24/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?RTGProblem24/Solution

Improved sequence (7 at marked stone)]
PL[W]

AB[em][gm][bn][dn][hn][in][bo][bp][cp][fp][hp][ip][aq][bq][eq][fq][iq][cr][dr][fr][ir][bs][es][is]
AW[kn][co][eo][fo][go][dp][ep][gp][kp][cq][dq][gq][hq][kq][ar][br][gr][kr][ds][fs][hs][ks]
CR[fq]

;B[hr]C[B4]MN[4]
;W[er]C[W5]MN[5]
;B[as]C[B6]MN[6]

;CR[fq]
)
