The player must match the START and the GOAL positions.

The player can move cups between the zones.

The player can put cup over any cup( or stuck of cups)having smaller diameter.

No cup shall be placed on a top of another cup(or stuck of cups)having a larger diameter.

Clicking on the Zone-bar will lift-up the cup(s).                                             

Another click on the Zone-bar will put the cup(s) down.

Example

253 moves solution.