Corbiere (horse) circuit. He was strongly challenged by the Irish horse Greasepaint in the run-in but held on to win by three-quarters of a length. His victory made Pitman the first woman to train a Grand National winner. Corbiere also came third in the 1984 and 1985 Grand Nationals, and after falling in 1986, he finished 12th in 1987. Corbiere (horse) Corbiere (1974–1988) was a racehorse who won the Grand National in 1983. Corbiere was a chestnut gelding with a broad white blaze bred in the United Kingdom by M Parkhill. During his racing career he was trained by Jenny Pitman at
1989 Grand National home a close up fourth but as they came to the second last flight it became clear that he was unlikely to win, dropping out of contention by the final flight before making the best of their way home in eighth place. Bonanza Boy returned to Chepstow eight months later to retain his Welsh National crown before embarking on another attempt at Aintree. The Thinker was bidding to be only the third Cheltenham Gold Cup winner in history to complete the Grand National double, having been crowned the Champion Chaser in 1987. The former Gold Cup winner came to Aintree