The success record of fillies in the Plate is quite remarkable, considering the number of Canadian-bred three-year-olds in a crop each year.
Last week there were seven women trainers who won eight races and more than a dozen have won multiple races at the Woodbine meet.
The Joe Sharp-trained mare was second on the turf in the Royal North Stakes at Woodbine in her first local start.
Trainer Rachel Halden had the three-year-old Kentucky-bred poised to peak in her third start of the season to take the Grade 3 event.
The Ontario Sires Heritage Series continued on July 26 and produced two new stakes winners for their sires.
In a repeat of last year's victory, the Mark Casse charge powered home to score under Rafael Hernandez in the Grade 3 event.
The Joe Sharp trainee will contest the $175,000 stakes against eight rivals after a strong runner-up effort in the Royal North in June.
The French gelding meets a solid field for the King George VI and Queen Elizabeth Stakes at Ascot on Saturday, a race he won last year.
Duckduckduck tests the Lake Superior waters, while Souper Diva looks to go one better in the Thunder Bay, both tests for three-year-olds.
Kentucky sire The Factor is the sire and grandsire of King's Plate contenders Magical Factor and the filly Luster.