5209
The method applied was the retrograde transport of horseradish peroxidase by the peripheral nerves supplying the various muscles .
 Anatomy: peripheral nerves; Anatomy: muscles
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: peripheral nerves, muscles 
Answer:
 Anatomy: peripheral nerves; Anatomy: muscles