69700
During the Battle of Britain , it was pressed into the role of escort fighter , a role for which it was not originally designed , and it was widely employed as a fighter-bomber , as well as a photo-reconnaissance platform .
 Battle of Britain
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:
 Battle of Britain