Subject	cough
Predicate	happen at
Object	night
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.8482
Neighborhood Sigma	0.8483
Local Sigma	0.8483
Example Sentences	Sentence Occurrences Source coughs happen at night 2 Google Autocomplete cough happen at night 2 Google Autocomplete cough happens at night 2 Google Autocomplete