Subject	public opinion
Predicate	be central to
Object	america 's system of government
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.3072
Neighborhood Sigma	0.3279
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source public opinion is central to america ’s system of government 2 Google Autocomplete public opinion is central to america's system of government 1 Google Autocomplete