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Researchers at IBM investigated chord keyboards for both typewriters and computer data entry as early as 1959 , with the idea that it might be faster than touch-typing if some chords were used to enter whole words or parts of words .
 organization: IBM
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: IBM 
Answer:
 organization: IBM