Subject	thing
Predicate	did evolve
Object	require
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.0003
Neighborhood Sigma	0.0003
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source why did things evolve to require two to reproduce 1 Quora Questions why did things evolve to require before two to reproduce 1 Quora Questions