Subject	tornado siren
Predicate	has_property
Object	noisy
Modality	Modality Occurrences always 1 TBC[always noisy] 1
Polarity	POSITIVE
Plausibility	0.0016
Neighborhood Sigma	0.0017
Local Sigma	0.0016
Example Sentences	Sentence Occurrences Source a tornado siren is always noisy 2 Answers.com Questions