caption: In this picture, we see many people are riding the boats. We see the people are holding the red or orange color flags. We see a man is holding a wooden pole in his hand. We see a flag pole and a flag in yellow color. At the bottom, we see the water and the water might be in the river. In the background, we see the boats are sailing on the water. There are buildings in the background. At the top, we see the sky.