Subject	wave
Predicate	occur in
Object	ocean
Modality	Modality Occurrences only 2 TBC[only oceans] 1
Polarity	POSITIVE
Plausibility	0.9865
Neighborhood Sigma	0.9865
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source waves occur in ocean 4 Google Autocomplete waves occur only in the oceans 3 Answers.com Questions