Subject	guard cell
Predicate	become
Object	turgid
Modality	Modality Occurrences some[subj/stomata open when] 1
Polarity	POSITIVE
Plausibility	0.9131
Neighborhood Sigma	0.9272
Local Sigma	0.9145
Example Sentences	Sentence Occurrences Source stomata open when guard cells become turgid 2 Google Autocomplete guard cells become turgid 6 Google Autocomplete