Subject	crude oil
Predicate	be extracted
Object	from the ground
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.8722
Neighborhood Sigma	0.8739
Local Sigma	0.9697
Example Sentences	Sentence Occurrences Source crude oil is extracted from the ground 2 Google Autocomplete crude oil is formed and extracted from the ground 1 Answers.com Questions