Subject	cost
Predicate	has_property
Object	irrelevant
Modality	Modality Occurrences some[subj/historical] 2
Polarity	POSITIVE
Plausibility	0.0127
Neighborhood Sigma	0.0127
Local Sigma	0.0160
Example Sentences	Sentence Occurrences Source historical costs are irrelevant 2 Google Autocomplete