LOUISVILLE, Ky. – Lots of trainers with a good 3-year-old turf filly seem to have the same idea about the Mrs. Revere Stakes. It’s a Grade 2 with a $175,000 purse, it’s the last chance to run in such a major event against 3-year-olds, and with temperatures dropping, all turf courses north of the Mason-Dixon line are about to close shop for the winter.