large crowd of people in Yogyakarta, Indonesia, at the coordinates -7

large crowd of people in Yogyakarta, Indonesia, at the coordinates -7.784 latitude and 110.367 longitude. The crowd is marching down a street lined with trees and power lines. Some people are on the back of a truck with red flags and a loudspeaker. There are several other people in the crowd wearing red shirts and holding flags. One man is wearing a black uniform with a hat and is looking to the right side of the frame. The truck is labeled "Mobil Kom". The crowd is moving forward as part of a demonstration.