11089
Androgens and oestrogens have been implicated in prostatic carcinogenesis and tumour progression .
 Chemical: Androgens; Chemical: oestrogens
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: Androgens, oestrogens 
Answer:
 Chemical: Androgens; Chemical: oestrogens