Subject	man
Predicate	protect in
Object	transaction
Modality	Modality Occurrences some[subj/a middle] 1
Polarity	POSITIVE
Plausibility	0.0023
Neighborhood Sigma	0.0023
Local Sigma	0.5970
Example Sentences	Sentence Occurrences Source a middle man protect his commission in a transaction based on a letter of credit 1 Answers.com Questions