Subject roof
Predicate need
Object to be vented
Modality
Modality Occurrences
Polarity POSITIVE
Plausibility 0.9884
Neighborhood Sigma 0.9981
Local Sigma 0.9922
Example Sentences
Sentence Occurrences Source
roofs need to be vented 2 Google Autocomplete
a roof need to be vented 3 Google Autocomplete