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 (6, 3)
Distance from target shape to pink trapezoid at (5, 0): 4
Closest shape is the pink trapezoid at (5, 0) with distance 4</think>

<answer>(5, 0)</answer>