Subject	rocks
Predicate	undergo
Object	weathering
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.9747
Neighborhood Sigma	0.9747
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source rocks undergo weathering 8 Google Autocomplete rocks need to undergo weathering 1 Google Autocomplete rocks undergo weathering pd 1 Google Autocomplete