Subject	natural gas
Predicate	has_property
Object	stored
Modality	Modality Occurrences TBC[stored underground] 2
Polarity	POSITIVE
Plausibility	0.0314
Neighborhood Sigma	0.0314
Local Sigma	0.0314
Example Sentences	Sentence Occurrences Source natural gas is stored underground 2 Google Autocomplete natural gas is stored 5 Google Autocomplete, Answers.com Questions natural gas is stored and released 1 Google Autocomplete