Subject	geographer
Predicate	refer
Object	to mesopotamia as the fertile crescent
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.9230
Neighborhood Sigma	0.9271
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source geographers refer to mesopotamia as the fertile crescent 2 Google Autocomplete, Answers.com Questions