There are 2 shapes on a 8x8 grid. Which shape is closest to the purple trapezoid in terms of Manhattan distance? The final answer is the grid position of the closest shape like (row_index, column_index).
<think>Target shape: purple trapezoid at (1, 0)
Distance from target shape to pink rectangle at (7, 6): 12
Closest shape is the pink rectangle at (7, 6) with distance 12</think>

<answer>(7, 6)</answer>