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Alphonse Herman Mahrt ( October 12 , 1893 – 1970 ) was a professional football player and coach who played his entire career with the Dayton Triangles of the " Ohio League " and later the National Football League .
 person: Mahrt; organization: Dayton Triangles; organization: Ohio League; organization: National Football League
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Mahrt, Dayton Triangles, Ohio League, National Football League 
Answer:
 person: Mahrt; organization: Dayton Triangles; organization: Ohio League; organization: National Football League