(;GM[1]FF[4]SZ[19]
GN[Main line]
PC[http://senseis.xmp.net/?RectangularSix]AP[GoWiki:2009]
DT[2018-07-15]
C[Diagram from http://senseis.xmp.net/?RectangularSix

Main line]
PL[B]

AB[gp][hp][ip][jp][kp][lp][mp][gq][mq][gr][mr][gs][ms]
AW[hq][iq][jq][kq][lq][hr][lr][hs][ls]

;B[jr]C[B1]MN[1]
;W[js]C[W2]MN[2]
;B[is]C[B3]MN[3]
;W[ir]C[W4]MN[4]
;B[ks]C[B5]MN[5]
;W[kr]C[W6]MN[6]

;
)
