(;GM[1]FF[4]SZ[19]
GN[Black first (v)]
PC[http://senseis.xmp.net/?QuadrupleKoSeki]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?QuadrupleKoSeki

Black first (v)]
PL[B]

AB[ba][da][fa][ab][bb][cb][fb][bc][ec][fc][ad][fd][ee][fe][af][ef][ag][bg][dg][eg][bh][ch][dh][ai][bi]
AW[ea][ga][db][eb][gb][cc][dc][gc][bd][cd][ed][gd][ae][be][ce][de][ge][bf][df][ff][gf][cg][fg][eh][fh][ci][di][ei][ii][aj][bj][cj]
LB[ac:a]

;B[dd]C[B5]MN[5]
;W[ca]C[W6]MN[6]
;B[cf]C[B7]MN[7]

;LB[ac:a]
)
