93529
In 1961 , mathematicians Edward O. Thorp and Claude Shannon built some computerized timing devices to help them win at a game of roulette .
 person: Edward O. Thorp; person: Claude Shannon
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: Edward O. Thorp, Claude Shannon 
Answer:
 person: Edward O. Thorp; person: Claude Shannon