What is "catchascatchcan"

Catchascatchcan (foaled 4 February 1995) was an undefeated British Thoroughbred racehorse and broodmare. Owned and bred Lord Howard de Walden and trained by Henry Cecil she was unraced as a juvenile before winning a maiden race on her first appearance. She went on to win the Lancashire Oaks and the Aphrodite Stakes and recorded her biggest success in the Yorkshire Oaks before her career was ended by injury. Since retiring from the racecourse she has had some success as a dam of winners.