11773
Dear {@Houston Astros@} and {@MLB@} , I 've loved the Astros since I was 6 years old . In the 30 years since I 've cheered them on in the World Series and through 100 loss seasons , but quite frankly I 'm sick to death of this scandal . Rooting for the Astros in the 90 's was great .. . ( 1 / 4 )
 Houston Astros, MLB, Astros, World Series, Astros
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: group, creative work, person, event, product, location, corporation 
Text: {0} 
Answer:
 Houston Astros, MLB, Astros, World Series, Astros