Final answer:
You can achieve the target situation by using the allowed movements to rearrange the stones on the board.
Step-by-step explanation:
To achieve the target situation where no black piece is to the left of the red piece, you can use the 4 allowed movements:
- Move one of the stones to the right, into the empty space.
- Move one of the stones to the left, into the empty space.
- Move the red stone to the right, into the empty space.
- Move the red stone to the left, into the empty space.
By using these movements strategically and continuously, you can rearrange the stones on the board to achieve the target situation.