115696
In 2001 , she presented the award to former president Gerald Ford for his controversial pardon of former president Richard M. Nixon almost 30 years prior .
 person: Gerald Ford; person: Richard M. Nixon
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: Gerald Ford, Richard M. Nixon 
Answer:
 person: Gerald Ford; person: Richard M. Nixon