The name of the puzzle is tower-of-hanoi-5. Load init-tower5. Ok. You can move a clear block onto a clear object that is larger than the block. If a location is not below an object then it is clear. If the volume of a block is more than the volume of an object then The block is larger than the object. Load final-tower5. The goal is that there are two clear green locations. Ok. Done. No.