79641
In 1955 , the periscope concept was tested on a modified F-84 G , which was flown on a long , cross-country flight with the pilot 's forward vision blocked .
 vehicle: F-84 G
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: F-84 G 
Answer:
 vehicle: F-84 G