Subject	boundary
Predicate	produce
Object	largest earthquakes
Modality	Modality Occurrences some[subj/convergent] 1
Polarity	POSITIVE
Plausibility	0.0327
Neighborhood Sigma	0.0332
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source convergent boundaries produce the largest earthquakes 1 Google Autocomplete