However , he was rescued by the Mongols in order to execute him by trampling him to death with their horses .
After defections of his defenders had made his position untenable , Li Tan tried to commit suicide by drowning himself in Daming Lake .
Li Tan was rescued by the Mongols in order to execute Li Tan by trampling Li Tan to death with their horses .
After defections of his defenders had made his position untenable , Li Tan tried to commit suicide by drowning himself in Daming Lake .