4681
Controlling lymph node metastasis is currently a key issue in cancer therapy .
 Anatomy: lymph node; Anatomy: cancer
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: lymph node, cancer 
Answer:
 Anatomy: lymph node; Anatomy: cancer