Subject	pure oxygen
Predicate	be obtained from
Object	air
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.6709
Neighborhood Sigma	0.6751
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source pure oxygen is obtained from air 2 Google Autocomplete pure oxygen is obtained from the air 1 Quora Questions