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Henry Theodore Olmsted ( January 12 , 1879 – January 6 , 1969 ) was formally a starting pitcher in Major League Baseball who played briefly for the Boston Americans during the 1905 season .
 Olmsted, Major League Baseball, Boston Americans
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Olmsted, Major League Baseball, Boston Americans