Subject	living organism
Predicate	contribute
Object	to the weathering of rocks
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.9084
Neighborhood Sigma	0.9120
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source living organisms contribute to the weathering of rocks 2 Google Autocomplete, Answers.com Questions living organism contribute to the weathering of rocks 1 Answers.com Questions