Sure, the man yells back, you're in a hot air balloon about 30 feet above this field.
( ( Sure ( , ( ( the man ) ( yells back ) ) ) ) ( , ( you ( ( 're ( in ( ( a ( hot ( air balloon ) ) ) ( ( ( about 30 ) feet ) ( above ( this field ) ) ) ) ) ) . ) ) ) )
(ROOT (S (S (INTJ (RB Sure)) (, ,) (NP (DT the) (NN man)) (VP (VBZ yells) (PRT (RP back)))) (, ,) (NP (PRP you)) (VP (VBP 're) (PP (IN in) (NP (NP (DT a) (JJ hot) (NN air) (NN balloon)) (PP (NP (QP (RB about) (CD 30)) (NNS feet)) (IN above) (NP (DT this) (NN field)))))) (. .)))
The man remains silent and merely smiles 
( ( The man ) ( ( ( ( remains silent ) and ) merely ) smiles ) )
(ROOT (S (NP (DT The) (NN man)) (VP (VP (VBZ remains) (ADJP (JJ silent))) (CC and) (ADVP (RB merely)) (VP (VBZ smiles)))))