caption: The image shows a black and white drawing of a group of people in a cave, created by the renowned artist Franz Marc. The painting is composed of a variety of shapes and colors, creating a unique and captivating composition. The people in the painting are depicted in a realistic style, with their faces and clothing clearly visible. The cave is filled with stalactites and stalagmites, and the background is a deep, dark blue. The overall effect is one of mystery and intrigue, as if the painting is a captivating piece of art.