Task: Question Generation
Input (English): context: A person is sliding four bricks across four hard surfaces. The first surface is covered with concrete, the second surface is covered with grease, the third surface is covered with grass, and the fourth surface is covered with rubber.<sep>group: sliding <sep>question: Which brick slides the longest distance?<sep>A: concrete<sep>B: grease<sep>C: grass<sep>D: rubber
Output (English): The surface covered with grease is the easiest for the brick to slide across.