caption: This picture is clicked inside the hall. In the foreground we can see a car parked on the floor and we can see an object is placed on the floor. In the center we can see the group of people and we can see the cars parked on the floor and we can see the chairs, tables, electronic devices and many objects. On the right we can see the screens containing the depictions of cars and the depictions of some objects. At the top we can see the lamps and the metal rods. In the background we can see the wall and many objects.