Subject	petunia
Predicate	know about
Object	azkaban voldemort
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.0045
Neighborhood Sigma	0.0046
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source petunia knows about azkaban and lord voldemort 1 Answers.com Questions