Subject	catalyst
Predicate	speed up
Object	reaction
Modality	Modality Occurrences TBC[chemical reactions] 2 TBC[chemical reaction] 1
Polarity	POSITIVE
Plausibility	0.9827
Neighborhood Sigma	0.9827
Local Sigma	0.9832
Example Sentences	Sentence Occurrences Source catalysts speed up reactions 6 Google Autocomplete, Answers.com Questions catalysts speed up reactions answers.com 1 Google Autocomplete catalysts speed up chemical reactions 1 Google Autocomplete catalysts act to speed up reactions 1 Google Autocomplete catalysts speed up the reaction 2 Answers.com Questions catalysts work to speed up chemical reaction 1 Answers.com Questions catalysts work to speed up chemical reactions 1 Answers.com Questions