Question: The racehorse Orme was trained by John Porter for a duke born in which year ?
Sentence (from "Hugh Grosvenor, 1st Duke of Westminster"): Hugh Lupus Grosvenor, 1st Duke of Westminster, {'1': ", '2': ", '3': ", '4': "} (13 October 1825 – 22 December 1899), styled Viscount Belgrave between 1831 and 1845 and Earl Grosvenor between 1845 and 1869 and known as The Marquess of Westminster between 1869 and 1874, was an English landowner, politician and racehorse owner.
Relevant evidence: Yes