6243
The last horsed regiment of the British Indian Army ( other than the Viceregal Bodyguard and some Indian States Forces regiments ) was the 19th King George 's Own Lancers which had its final mounted parade at Rawalpindi on 28 October 1939 .
 British Indian Army, Viceregal Bodyguard, Indian States Forces, 19th King George 's Own Lancers, Rawalpindi
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 British Indian Army, Viceregal Bodyguard, Indian States Forces, 19th King George 's Own Lancers, Rawalpindi