Subject	river
Predicate	change over
Object	time
Modality	Modality Occurrences some[subj/meandering] 2
Polarity	POSITIVE
Plausibility	0.9323
Neighborhood Sigma	0.9323
Local Sigma	0.9344
Example Sentences	Sentence Occurrences Source rivers change over time 10 Google Autocomplete, Answers.com Questions meandering rivers change over time 2 Google Autocomplete