31120
He signed one-year deal with an option for another four years coming on as a substitute after a serious injury to Preston Burpo .
 person: Preston Burpo
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: Preston Burpo 
Answer:
 person: Preston Burpo