Which history books?
In the last 23 years, Dancing Brave, Dylan Thomas and Lammtarra all did the double. It doesn't sound like an impossible double to me.
In fact, if you consider the vast majority of horses who run in the King George are trained by English or Irish-based trainers, and then you consider that English or Irish-based trainers have won 7 of the last 23 Arcs, and that 3 of those 7 had won the King George, then to me it sounds like the ideal race to take in.
In the last 23 years, Dancing Brave, Dylan Thomas and Lammtarra all did the double. It doesn't sound like an impossible double to me.
In fact, if you consider the vast majority of horses who run in the King George are trained by English or Irish-based trainers, and then you consider that English or Irish-based trainers have won 7 of the last 23 Arcs, and that 3 of those 7 had won the King George, then to me it sounds like the ideal race to take in.