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George Pepper Prentiss ( a.k.a. George Pepper Wilson ) ( June 10 , 1876 – September 23 , 1902 ) was a pitcher in Major League Baseball who played from 1901 through 1902 for the Boston Americans ( 1901 – 02 ) and Baltimore Orioles ( 1902 ) .
 Prentiss, Major League Baseball, Boston Americans, Baltimore Orioles
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Prentiss, Major League Baseball, Boston Americans, Baltimore Orioles