caption: This picture is clicked inside the hall. In the foreground we can see a woman seems to be sitting and seems to be working and we can see the tables on the top of which laptops, cables and many other objects are placed and we can see a person seems to be sitting. In the center we can see the group of people sitting on the chairs. At the top there is a roof and we can see the ceiling lamps and an object is hanging on the roof. In the background we can see the wall and many other objects.