sentence: A man dressed in black shorts, t-shirt, sneakers and red baseball cap walks into an orange walled room with hardwood floors and demonstrates an arm lift exercise with two metal black dumbbells. sentence:   An orange walled room is empty except for two black dumbbells lying horizontal on the floor. sentence:   The man walks into the room  and stands in front of the dumbbells and then falls to his knees where he talks and shows his profile and then turns, on his knees, again, to face the camera head on. sentence:   The man then picks up the dumbbells and begins lifting them directly over his head, facing the camera, and then again from a profile angle, before placing the dumbbells down, vertically, and leaving the room.