Subject	introduced species
Predicate	disrupt
Object	ecosystem
Modality	Modality Occurrences often 13 some[subj/introduced invasive species often disrupt an ecosyste] 1
Polarity	POSITIVE
Plausibility	0.5572
Neighborhood Sigma	0.5973
Local Sigma	0.5924
Example Sentences	Sentence Occurrences Source introduced species often disrupt an ecosystem 12 Google Autocomplete introduced invasive species often disrupt an ecosystem 1 Google Autocomplete