Subject	sedimentary rock
Predicate	change to
Object	metamorphic
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.9252
Neighborhood Sigma	0.9275
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source sedimentary rocks change to metamorphic 4 Google Autocomplete, Answers.com Questions