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Even in the early 20th century it was uncommon enough that Stravinsky thought it to be a kind of clarinet , as he recounted one day to Frans Brüggen , when asked to write a new piece for recorder .
 person: Stravinsky; person: Frans Brüggen
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: Stravinsky, Frans Brüggen 
Answer:
 person: Stravinsky; person: Frans Brüggen