3053
The data support the concept that a positive relationship exists between the density of blood vessels and the formation of bone .
 Anatomy: blood vessels; Anatomy: bone
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, bone 
Answer:
 Anatomy: blood vessels; Anatomy: bone