3050
This correlation was due to a higher number of blood vessels rather than to a larger size of the blood vessels .
 Anatomy: blood vessels; Anatomy: blood vessels
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
 Entities: blood vessels, blood vessels 
Answer:
 Anatomy: blood vessels; Anatomy: blood vessels