40810
The foremost track athletes at the games were Charley Paddock , who won a 100 metres / 200 metres sprint double , and Robert Simpson , who completed a similar feat in the hurdles .
 person: Charley Paddock; person: Robert Simpson
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Charley Paddock, Robert Simpson 
Answer:
 person: Charley Paddock; person: Robert Simpson