(;GM[1]FF[4]SZ[19]
GN[Best response by Black]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem198/Attempts]AP[GoWiki:2009]
DT[2013-04-01]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem198/Attempts

Best response by Black]
PL[W]

AB[gm][im][bn][en][kn][ln][pn][bo][co][eo][lo][no][bp][dp][gp][hp][ip][np][pp][rp][gq][iq][jq][pq][ar][dr][er][fr][kr][lr][mr][pr][ds][ms]
AW[fo][go][ho][io][ko][ap][cp][fp][jp][bq][cq][dq][eq][fq][kq][lq][mq][nq][oq][rq][cr][nr][qr][cs]

;W[ns]C[W1]MN[1]
;B[hr]C[B2]MN[2]
;W[br]C[W3]MN[3]
;B[ps]C[B4]MN[4]
;W[as]C[W5]MN[5]
;B[bs]C[B6]MN[6]
;W[aq]C[W7]MN[7]

;
)
