a heart , mind or humor of its own 
(ROOT (NP (NP (DT a) (NN heart) (, ,) (NN mind) (CC or) (NN humor)) (PP (IN of) (NP (PRP$ its) (JJ own)))))
(ROOT (NP (NP (DT ) (NN ) (, ) (NN ) (CC ) (NN )) (PP (IN ) (NP (PRP$ ) (JJ )))))