Subject	filter
Predicate	can be combined
Object	to change the color of transmitted light
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.3816
Neighborhood Sigma	0.3816
Local Sigma	1.0000
Example Sentences	Sentence Occurrences Source filters can be combined to change the color of transmitted light 1 Answers.com Questions