Subject	electron affinity
Predicate	has_property
Object	essential
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.7238
Neighborhood Sigma	0.8302
Local Sigma	0.7238
Example Sentences	Sentence Occurrences Source electron affinity is essential 2 Google Autocomplete electron affinities are essential 1 Google Autocomplete