4556
Positron emission tomography ( PET ) imaging has become a useful tool for assessing early biologic response to cancer therapy and may be particularly useful in the development of new cancer therapeutics .
 Anatomy: cancer; 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: cancer, cancer 
Answer:
 Anatomy: cancer; Anatomy: cancer