a knowing sense of humor and a lot of warmth ignite son of the bride . 
(ROOT (NP (NP (NP (NP (DT a) (VBG knowing) (NN sense)) (PP (IN of) (NP (NN humor)))) (CC and) (NP (NP (DT a) (NN lot)) (PP (IN of) (NP (NN warmth))))) (VP (VB ignite) (NP (NP (NN son)) (PP (IN of) (NP (DT the) (NN bride))))) (. .)))
(ROOT (NP (NP (NP (NP (DT ) (VBG ) (NN )) (PP (IN ) (NP (NN )))) (CC ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (NN ))))) (VP (VB ) (NP (NP (NN )) (PP (IN ) (NP (DT ) (NN ))))) (. )))