Complex sentence: Landel was set to win the NWA World Heavyweight Championship from Ric Flair in 1985, however Landel had a falling out with the management of Crockett Promotions and left the company.
Split into simpler sentences: Landel was set to win the NWA World Heavyweight Championship from Ric Flair in 1985. However, Landel had a falling out with the management of Jim Crockett Promotions and left the company.