Subject	tax
Predicate	has_property
Object	necessary
Modality	Modality Occurrences TBC[necessary evil] 6 TBC[even necessary] 2
Polarity	POSITIVE
Plausibility	0.9477
Neighborhood Sigma	0.9477
Local Sigma	0.9477
Example Sentences	Sentence Occurrences Source taxes are necessary 9 Google Autocomplete, Answers.com Questions tax is necessary 2 Google Autocomplete taxes are a necessary evil 6 Google Autocomplete taxes are even necessary 2 Reddit Questions