Subject	electrolysis
Predicate	make
Object	pure copper
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.5000
Neighborhood Sigma	0.5393
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source electrolysis make pure copper 1 Google Autocomplete electrolysis makes pure copper 1 Google Autocomplete