1. Who will come out best in the clash of the ages?

Common consensus seems to be that the three-year-old colts haven’t been up to scratch this season; Gustav Klimt providing further evidence when disappointing in the Hungerford Stakes at Newbury on Saturday. Yet at the top level, there is no solid form line on which to base such an assessment. The picture should become a lot clearer after the Juddmonte International on Wednesday.