90771
On 1 September 2012 , Katherine Grainger and Jason Kenny were among the gold medal winners featured .
 person: Katherine Grainger; person: Jason Kenny
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: Katherine Grainger, Jason Kenny 
Answer:
 person: Katherine Grainger; person: Jason Kenny