83359
Hamburgers in fast food restaurants are usually grilled on a flat-top , but some firms , such as Burger King , use a gas flame grilling process .
 Burger King
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Burger King