Subject	porosity
Predicate	affect
Object	groundwater
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.5499
Neighborhood Sigma	0.6514
Local Sigma	0.7742
Example Sentences	Sentence Occurrences Source porosity affect groundwater 2 Google Autocomplete porosity and permeability affect groundwater 2 Google Autocomplete