Subject	basement floor
Predicate	has_property
Object	required
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.0009
Neighborhood Sigma	0.0013
Local Sigma	0.0009
Example Sentences	Sentence Occurrences Source a basement floor is required 2 Google Autocomplete basement floor is required 1 Google Autocomplete