During the boom years of the 1980s, the massed oil wealth of the princes of Dubai and Saudi Arabia were pitted against British millionaire Robert Sangster in a battle for control of one of the world’s rarest, most precious and most unpredictable commodities: top-pedigree thoroughbred racehorses.

During the boom years of the 1980s, the massed oil wealth of the princes of Dubai and Saudi Arabia were pitted against British millionaire Robert Sangster in a battle for control of one of the world’s rarest, most precious and most unpredictable commodities: top-pedigree thoroughbred racehorses.