Subject	seismic wave
Predicate	determine
Object	location of petroleum
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.8779
Neighborhood Sigma	0.8839
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source seismic waves determine the location of petroleum 2 Google Autocomplete seismic waves can be used to determine the location of petroleum 1 Google Autocomplete