Subject	nuclear fission
Predicate	be used
Object	to generate electricity
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.9116
Neighborhood Sigma	0.9278
Local Sigma	0.9219
Example Sentences	Sentence Occurrences Source nuclear fission is used to generate electricity 3 Google Autocomplete, Answers.com Questions