37506
The Columbus Motor Speedway was built in 1945 and held their first motorcycle race in 1946 .
 location: Columbus Motor Speedway
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: Columbus Motor Speedway 
Answer:
 location: Columbus Motor Speedway