the verve cup series also includes the most popular inshore regatta in chicago held on the following weekend in august. identical one-design classes compete for two days to determine which boat has the best skipper and crew. a range of fleets compete including etchells, shields, luders 16, rhodes 19, solings, and j-24 keelboat classes, as the race requires just five boats to be registered in a class to participate, so fleets are mobilized for racing.