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In the early 1920 s , when the old rodeo rules allowing two handed riding were being phased out and replaced with the newer rule of riding with one hand in the rigging and one hand in the air , Earl Bascom invented , designed and made rodeo 's first one-hand bareback rigging .
 person: Earl Bascom
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: Earl Bascom 
Answer:
 person: Earl Bascom