Subject	deep sea diver
Predicate	require
Object	greater protection than scuba divers
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.3181
Neighborhood Sigma	0.3378
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source deep sea divers require greater protection than scuba divers 2 Answers.com Questions