Subject	sickle cell anemia
Predicate	be good example of
Object	hetero zygote advantage
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.0075
Neighborhood Sigma	0.0076
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source sickle cell anemia is a good example of hetero zygote advantage 1 Google Autocomplete