Question: What was the name of a thoroughbred racehorse that won the 1889 Epsom Oaks and was owned by the Earl of Dunraven and Lord Randolph Churchill, a man who created the National Union of the Conservative Party?
Sentence (from "L'Abbesse de Jouarre"): A versatile racehorse, she was able to win major races at distances ranging from six furlongs to one and a half miles.
Relevant evidence: No