Subject	respiratory system
Predicate	be necessary for
Object	general wellness
Modality	Modality Occurrences some[subj/a healthy] 1
Polarity	POSITIVE
Plausibility	0.0012
Neighborhood Sigma	0.0013
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source a healthy respiratory system is necessary for general wellness 1 Answers.com Questions