87924
During the 1970 s and early 1980 s , many of the " rainout insurance " games involved the Houston Astros since that team played in a domed ballpark .
 Houston Astros
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Houston Astros