There are 2 shapes on a 8x8 grid. Which shape is closest to the brown rectangle in terms of Manhattan distance? The final answer is the grid position of the closest shape like (row_index, column_index).
<think>Target shape: brown rectangle at (0, 5)
Distance from target shape to purple rectangle at (5, 6): 6
Closest shape is the purple rectangle at (5, 6) with distance 6</think>

<answer>(5, 6)</answer>