Attempt Number: 4
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
Moving the "rightl0" L-piece down further will clear the f2-2f position, bringing us closer to making the top three rows empty. The long-term plan is to move all pieces below row 2.

New State Description:
- **rightl0 (L-shaped piece):** Occupies positions f4-2f, f5-2f, and f5-3f, colored blue.- **straight0 (Two-square straight piece):** Occupies positions f2-1f and f3-1f, colored green.- **straight1 (Two-square straight piece):** Occupies positions f2-2f and f3-2f, colored red.- **square0 (One-square piece):** Occupies position f2-0f, colored yellow.- **square1 (One-square piece):** Occupies position f3-0f, colored orange.- **Grid Cells (Unoccupied):** Positions f0-0f, f0-1f, f0-2f, f0-3f, f1-0f, f1-1f, f1-2f, f1-3f, f2-3f, f3-3f, and f4-3f are clear.

Action Chosen:
move_l_down(rightl0, f3-2f, f4-2f, f4-3f, f5-2f, f5-3f)
