A city street of Tudor-style buildings , with shops on the ground floor , featuring five window washers on ladders .
It is impossible that the window washers are washing the windows for the shops on the street .
There is a very good chance that the window washers are washing the windows for the shops on the street .
It is impossible that the window washers are washing the windows for the shops on the street .
The window washers are washing the windows for the shops on the street .