During the Second World War, in the early years of what has grown into a world-renowned breeding operation, the Aga Khan III leased Barton Stud, not far outside Newmarket, where his resident stallions included Dastur and Umidwar. It is a link that echoes in Barton's new recruit, Scorthy Champ, whose arrival sees a return to the stallion business for the farm owned for exactly a century by the Broughton family and run by Tom Blain. Skip back four generations in Scorthy Champ's female line and you will find the name...