11582
The androgen receptor ( AR ) amino - terminus imposes androgen - specific regulation of AR gene expression via an exonic enhancer .
 GENE: androgen receptor; GENE: AR; GENE: AR gene
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: androgen receptor, AR, AR gene 
Answer:
 GENE: androgen receptor; GENE: AR; GENE: AR gene