( He ( ( was ( in ( ( an ocean ) ( with ( ( a lot ) ( of ( ( wind and ) waves ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBD was) (PP (IN in) (NP (NP (DT an) (NN ocean)) (PP (IN with) (NP (NP (DT a) (NN lot)) (PP (IN of) (NP (NN wind) (CC and) (NNS waves)))))))) (. .)))
He was in an ocean with a lot of wind and waves.
(ROOT (S (NP (JJS Most) (NN ocean) (NNS waves)) (VP (VBP are) (VP (VBN caused) (PP (IN by) (NP (NN wind))))) (. .)))