There are 2 shapes on a 7x7 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 (5, 0)
Distance from target shape to pink square at (4, 1): 2
Closest shape is the pink square at (4, 1) with distance 2</think>

<answer>(4, 1)</answer>