caption: In this picture, we see the vehicles in white and blue color. We see the text written on the vehicles. Beside that, we see the tyres. At the bottom, we see the floor and the barrier poles. On the left side, we see a vehicle in yellow color and we see the rods in red color. We see a yellow color board. In the middle, we see a white color object and the rods in red color. In the background, we see a wall.