A life size chess game

So I was out front of city Hall In my town And found a life size chess game but there was no one around playing it I want to play it so bad but there was no opponents I find it very strange that this was outside of a city Hall why was around here why was no 1 playing it and the big question who set it up I'm guessing it was city Hall because if anyone else were to do that the police would have taken it down or made whoever put it up take it down anyways it's a cool picture and it's in the city of Revere Massachusetts And I