90100
Organizers planned to have the overture performed in the square before the cathedral , with a brass band to reinforce the orchestra , the bells of the cathedral , and all the others in downtown Moscow playing " zvons " ( pealing bells ) on cue - and cannons , fired from an electric switch panel to achieve the precision the musical score required .
 Moscow
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Moscow