Subject	supermassive black hole
Predicate	be at
Object	center of galaxies
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.0136
Neighborhood Sigma	0.0169
Local Sigma	0.8617
Example Sentences	Sentence Occurrences Source supermassive black holes are at the center of galaxies 4 Google Autocomplete