 Complete the following phrase:  He married fellow Olympic equestrian Mary Mairs in 1965. They were on the same Olympic show jumping team in 1964 and 1968, narrowly missing out on bronze in 1968 by 0.25 points. They retired to raise horses at Chado Farm, including the champion show jumper, Gem Twist, who won two Olympic silver medals and was named Worlds Best Horse at the 