Parent State ID: 22
State Depth: 5
Action Taken: pick-up(block_c)
Action Reasoning: The goal is to stack the blocks so that block A is on block B, block B is on block D, and block D is on block C. The block C is on the table and clear, and the hand is empty, so we should pick up block C.
State Description: Block A is on the table and is clear. Block B remains on block D and is clear. The hand is holding block C. Block D is not clear and is on the table. The hand is not empty.
Action Path: ['unstack(block_b, block_c)', 'stack(block_b, block_d)', 'pick-up(block_a)', 'put-down(block_a)', 'pick-up(block_c)']

INACTIVE REASON: deactivated because diagram generation failed or invalid action chosen: 
