There are 2 shapes on a 10x10 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 (9, 1)
Distance from target shape to blue square at (6, 8): 10
Closest shape is the blue square at (6, 8) with distance 10</think>

<answer>(6, 8)</answer>