Datasets:
| <Analysis> | |
| Starting state: there are 2 stacks: | |
| - Stack 1: blue block, purple block, from bottom to top | |
| - Stack 2: orange block, yellow block, red block, from bottom to top | |
| Ending state: there are 1 stacks: | |
| - Stack 1: purple block, orange block, blue block, red block, yellow block, from bottom to top | |