(;GM[1]FF[4]SZ[19]
GN[Thousand year ko]
PC[http://senseis.xmp.net/?BQM589]AP[GoWiki:2009]
DT[2014-06-24]
C[Diagram from http://senseis.xmp.net/?BQM589

Thousand year ko]
PL[W]

AB[cn][ho][jo][dp][hp][rp][dq][eq][iq][jq][pq][qq][rq][dr][ir][kr][lr][or][pr][js][ls]
AW[fm][qn][ro][ep][fp][ip][jp][kp][pp][qp][fq][hq][kq][lq][nq][oq][er][hr][nr][os]

;W[rr]C[W1]MN[1]
;B[sr]C[B2]MN[2]
;W[rs]C[W3]MN[3]
;B[ps]C[B4]MN[4]
;W[ns]C[W5]MN[5]
;B[sp]C[B6]MN[6]
;W[ss]C[W7]MN[7]

;
)
