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The season opening 6hrs of Silverstone was a disaster for Audi who saw both cars retire from the race , marking the first time that an Audi car has failed to score a podium in a World Endurance Championship race .
 location: Silverstone; organization: Audi; organization: Audi
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: Silverstone, Audi, Audi 
Answer:
 location: Silverstone; organization: Audi; organization: Audi