{"1": {"comment": "Straight ahead", "mask_name": "2_car.jpg", "trajectory": [[265, 666], [250, 657], [236, 648], [221, 639], [207, 630], [192, 621], [178, 612], [163, 603], [149, 594], [135, 586], [135, 586], [148, 573], [162, 560], [175, 547], [189, 534], [202, 521], [216, 508], [229, 495], [243, 482], [257, 470]]}, "2": {"comment": "keep the ground", "mask_name": "2_ground.jpg", "trajectory": [[559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837], [559, 837]]}}