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Thomas Robert Wieghaus ( born February 1 , 1957 in Chicago Heights , Illinois ) is an American former Major League Baseball player .
 Wieghaus, Chicago Heights , Illinois, American, Major League Baseball
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Wieghaus, Chicago Heights , Illinois, American, Major League Baseball