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Later in 1998 , he signed a minor league deal with the Houston Astros , but with an ERA near 7.00 at Triple-A , he retired from the majors again .
 organization: Houston Astros
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: Houston Astros