61281
In each of the four seasons they were teammates after the ABA–NBA merger , both averaged at least 20 points per game .
 organization: ABA–NBA
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: ABA–NBA 
Answer:
 organization: ABA–NBA