76884
He was a board director of the Baseball Assistance Team and worked for the Arizona Diamondbacks in community relations after they joined the National League in 1998 .
 Baseball Assistance Team, Arizona Diamondbacks, National League
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Baseball Assistance Team, Arizona Diamondbacks, National League