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Rubinstein is married to Karen Richardson , a technology-industry veteran who is currently on the board of directors of BT Group plc. .
 person: Rubinstein; person: Karen Richardson; organization: BT Group
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: Rubinstein, Karen Richardson, BT Group 
Answer:
 person: Rubinstein; person: Karen Richardson; organization: BT Group