4473
Mary Beard reveals she befriended Twitter trolls following online abuse http://t.co/Mkml47VIyL
 person: Mary Beard; organization: Twitter
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Mary Beard, Twitter 
Answer:
 person: Mary Beard; organization: Twitter