Subject	rainbow
Predicate	form
Object	arch
Modality	Modality Occurrences always 2
Polarity	POSITIVE
Plausibility	0.8492
Neighborhood Sigma	0.8492
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source rainbows form an arch 1 Google Autocomplete a rainbow always form an arch 2 Google Autocomplete