The pit dimensions are 50cm X 50cm X 45cm (refer Figure 1 and 3) where the dimension in vertical direction (45cm) represents pit height as seen from the base of the pit.
The four vertical faces of a pit (Four walls of the prison) are as follows: Two opposite vertical faces (walls) of a pit will be made up of plywood. Other two opposite faces will be made up of transparent Acrylic sheet.
The dimensions of the opening of pit (pit is open from above) will be 50cm X 50cm.
Zone A is a horizontal surface (at a height of 45cm from the base of the pit) and it will be of the dimensions 50cm X 60cm. There will be a yellow line marked at a distance of 40cm from the from the nearby edge of the pit opening.
Zone B will have walls of height 10cm at its boundaries. There will be a spring loaded door / gate of height 10cm and width 40cm in the boundary wall as shown. The gate will have two opening halves of 20cm each.
Zone C will be on the same level as that of the base of the pit.
The base of the pit (horizontal plane, dimensions 50cm X 50cm) is the Starting Zone.