ASK Jonjo O’Neill for his most memorable moment at Cheltenham and the answer, inevitably, is, ‘Dawn Run. It was a day in a lifetime. It could never happen again.’

The way the pair fought back up the run-in to win the 1986 Gold Cup, after staring at defeat when she was overtaken going into the last fence, is an indelible part of Irish folklore, legendary throughout the world of jumping and sport beyond.