Hallmark Elite by Lord Byron Z, former championship horse of Irish Dermott Lennon has died at age 16. Lennon introduced the Zangersheide gelding to the sport when he was six years old and developed him to international level. The pair attended the 2010 World Equestrian Games as well as the World Cup Finals in 2010 and 2012. They won competitions at the greatest events in the world, for example Aachen, Toronto, Millstreet or Geesteren and belonged to many Irish Nations Cup teams. In 2010 they had two clear rounds during the Nations Cup in Aachen.