Subject	polar bear
Predicate	be at
Object	risk
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.8771
Neighborhood Sigma	0.8771
Local Sigma	0.9676
Example Sentences	Sentence Occurrences Source polar bears are at risk 18 Google Autocomplete, Bing Autocomplete, Answers.com Questions