Subject blood vessel
Predicate have
Object valves
Modality
Modality Occurrences
Polarity POSITIVE
Plausibility 0.7454
Neighborhood Sigma 0.7558
Local Sigma 0.7455
Example Sentences
Sentence Occurrences Source
blood vessels have valves 4 Google Autocomplete, Answers.com Questions
blood vessels and lymph vessels have valves 2 Google Autocomplete