Subject	mechanism
Predicate	be for
Object	seed dispersal
Modality	Modality Occurrences some[subj/the four] 1
Polarity	POSITIVE
Plausibility	0.0158
Neighborhood Sigma	0.0169
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source the four mechanisms are for seed dispersal 1 Google Autocomplete