Subject	plant
Predicate	need water for
Object	photosynthesis
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.9700
Neighborhood Sigma	0.9700
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source plants need water for photosynthesis 8 Google Autocomplete, Answers.com Questions