32959
In October 1793 the 53rd formed part of the garrison of Nieuwpoort , under the command of Lieutenant-general Sir Charles Grey , and during the constant fighting which took place in front of that town the 53rd was much engaged .
 Nieuwpoort, Charles Grey
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:
 Nieuwpoort, Charles Grey