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

Quadruple ko]
PL[B]

AB[an][bn][cn][dn][en][fn][ao][go][ho][cp][dp][ep][hp][dq][hq][cr][dr][er][hr][bs][ds][fs][hs]
AW[bo][co][do][eo][fo][ap][bp][fp][gp][aq][cq][eq][gq][ar][br][fr][gr][as][gs]

;B[bq]C[B1]MN[1]
;W[cs]C[W2]MN[2]
;B[fq]C[B3]MN[3]
;W[es]C[W4]MN[4]

;
)
