5708
we have also heard a different sign of sir paul mccartney playing to enthusiastic crowds in red square .
 we, sir, sir paul mccartney, enthusiastic crowds in red square, red square
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 we, sir, sir paul mccartney, enthusiastic crowds in red square, red square