Subject	photosynthesis
Predicate	be crucial to
Object	life
Modality	Modality Occurrences TBC[life on earth] 3
Polarity	POSITIVE
Plausibility	0.9526
Neighborhood Sigma	0.9526
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source photosynthesis is so crucial to life on earth 2 Google Autocomplete photosynthesis is crucial to life on earth 1 Google Autocomplete photosynthesis is crucial to life 2 Answers.com Questions