Subject	pure culture
Predicate	can
Object	maintained
Modality	Modality Occurrences TBC[can maintained for prolonged period] 1
Polarity	POSITIVE
Plausibility	0.0029
Neighborhood Sigma	0.0030
Local Sigma	0.0773
Example Sentences	Sentence Occurrences Source pure culture can be maintained 1 Google Autocomplete a pure culture can be maintained for a prolonged period 1 Google Autocomplete