61336
The station 's studios are located near the Piedmont Triad International Airport and the transmitter site is in unincorporated south Guilford County .
 location: Piedmont Triad International Airport; location: Guilford County
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: Piedmont Triad International Airport, Guilford County 
Answer:
 location: Piedmont Triad International Airport; location: Guilford County