supertux/data/images/objects/flying_platform/flying_platform.sprite

(supertux-sprite
  (action
    (name "default")
	(hitbox 0 0 128 40)
	(fps 16)
    (images 
      "flying_platform-0.png"
      "flying_platform-1.png"
      "flying_platform-2.png"
      "flying_platform-3.png"
    )
  )
)