Subject	swan
Predicate	be
Object	endangered animal
Modality	Modality Occurrences some[subj/a black] 1
Polarity	POSITIVE
Plausibility	0.0035
Neighborhood Sigma	0.0037
Local Sigma	0.0037
Example Sentences	Sentence Occurrences Source a black swan is an endangered animal 1 Answers.com Questions