There are 6 shapes on a 9x9 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 pink square at (1, 2): 1
Distance from target shape to green square at (8, 8): 14
Distance from target shape to cyan rectangle at (7, 4): 9
Distance from target shape to purple trapezoid at (1, 6): 5
Distance from target shape to blue square at (5, 3): 6
Closest shape is the pink square at (1, 2) with distance 1</think>

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