Galatea
... that the English racehorse Galatea won both legs of the Fillies Triple Crown that were held in 1939?
... that the English racehorse <b id="mwDW8"><a href="./Galatea_(horse)" id="mwDXA" rel="mw:WikiLink" title="Galatea (horse)">Galatea</a></b> won both legs of the <a href="./Triple_Crown_of_Thoroughbred_Racing#United_Kingdom" id="mwDXE" rel="mw:WikiLink" title="Triple Crown of Thoroughbred Racing">Fillies Triple Crown</a> that were held in 1939?