Venue for August 8th

[RUFFIAN]

“...Is the series of numbers some kind of code you want us to figure out?
Likely has some meaning I hope.”
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- x x

Obviously the reference is how many starters in the stakes races

Entries in R7–8–9–10–11 = 7-7-7-6-8

I wish I could offer a more magical mystery explanation