LOUISVILLE, Ky. - Along with the 15 Breeders' Cup events, six other stakes will be run at Churchill Downs on Thursday through Sunday. That schedule begins Thursday with the Grade 3, $100,000 Commonwealth Turf, which drew an oversubscribed field of 13 3-year-olds as the featured 11th of 12 races. Pluck, winner of the BC Juvenile Turf here last fall, makes his return from a six-month layoff as part of a competitive field in the Commonwealth. Julien Leparoux has the mount from post 2. Only as many as 10 can start in the 1 1/16-mile race. These are the other supporting features: Friday: Grade 3, $100,000 Ack Ack; $85,000 Jimmy V. Saturday: Grade 2, $150,000 Chilukki; $85,000 Dream Supreme. Sunday: Grade 3, $100,000 Cardinal.