There are 4 shapes on a 8x8 grid. Which shape is closest to the brown 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: brown square at (0, 2)
Distance from target shape to orange trapezoid at (1, 2): 1
Distance from target shape to cyan square at (4, 0): 6
Distance from target shape to purple rectangle at (0, 0): 2
Closest shape is the orange trapezoid at (1, 2) with distance 1</think>

<answer>(1, 2)</answer>