Current State ID: 26
Current State Description: The hand is holding block 'b'. Block 'a' is on block 'c', making block 'a' not clear. Block 'c' is supporting block 'a' and is not clear. Block 'd' remains on the table and clear. Block 'b' is no longer on the table and is not clear.

Child State ID: 37
Action Taken: put-down(b)
State Description: The hand is empty. Block 'b' is on the table and clear. Block 'a' is on block 'c', making block 'a' not clear. Block 'c' is supporting block 'a' and is not clear. Block 'd' remains on the table and clear.

