There are 2 shapes on a 8x8 grid. Which shape is closest to the pink square in terms of Manhattan distance? The final answer is the grid position of the closest shape like (row_index, column_index).
<think>Target shape: pink square at (0, 1)
Distance from target shape to green square at (5, 6): 10
Closest shape is the green square at (5, 6) with distance 10</think>

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