182330
Designed as a heavy bomber , the prototype was first flown in 1934 powered by three 410 kW ( 550 hp ) Alfa Romeo licence-built Bristol Pegasus radial engine s. Operational history The Regia Aeronautica showed no interest in the aircraft as a heavy bomber and the prototype was used as a VIP transport .
 organization: Alfa Romeo; organization: Regia Aeronautica
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Alfa Romeo, Regia Aeronautica 
Answer:
 organization: Alfa Romeo; organization: Regia Aeronautica