Parent State ID: 11
State Depth: 5
Action Taken: unstack(a, c)
Action Reasoning: To achieve the goal state where block C is on block A, we need to unstack block A from block C, making block C clear and allowing us to stack it on block A.
State Description: Block a is now held in the hand. Block c is clear and on the table. Block b is on the table and clear. Block d is on the table and clear. The hand is holding block a.
Action Path: ['unstack(d, c)', 'put-down(d)', 'unstack(a, b)', 'stack(a, c)', 'unstack(a, c)']
