Current State ID: 28
Current State Description: Block d is now held in the hand and is no longer on block a. Block a is clear and on the table. Block b remains on block c, and both are on the table. The hand is not empty as it holds block d.

Child State ID: 35
Action Taken: put-down(d)
State Description: Block d is now on the table and clear. Block a is clear and on the table. Block b remains on block c, and both are on the table. The hand is empty.

