sentences:  Roberto was then returned to Ireland for the Irish Derby but produced a dismal performance and finished twelfth of the fourteen runners behind Steel Pulse.In the inaugural edition of the Benson & Hedges Gold Cup in 1972, many racing observers believed that Derby runner up, Rheingold, would prove to be a better horse than Roberto - he had subsequently won the Grand Prix de St Cloud while Roberto had run poorly in the Irish Derby.Leading jockey Lester Piggott abandoned Roberto to ride Rheingold.