コロネーションステークス
The following year, Pretty Polly won the 1,000 Guineas as 1-4 favourite, winning easily by three lengths in record time. Other wins as a three-year-old were The Oaks, the Coronation Stakes at Royal Ascot, the Nassau Stakes at Goodwood, the St. Leger Stakes (completing the Fillies' Triple Crown) and the Park Hill Stakes with jockey William Lane.