Subject	checklist
Predicate	has_property
Object	useful
Modality	Modality Occurrences some[subj/a receiving] 2
Polarity	POSITIVE
Plausibility	0.8108
Neighborhood Sigma	0.9281
Local Sigma	0.8108
Example Sentences	Sentence Occurrences Source checklists are useful 4 Google Autocomplete, Answers.com Questions a receiving checklist is useful 2 Google Autocomplete