There are 3 shapes on a 9x9 grid. Which shape is closest to the yellow 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: yellow square at (4, 0)
Distance from target shape to green trapezoid at (8, 5): 9
Distance from target shape to gray trapezoid at (2, 5): 7
Closest shape is the gray trapezoid at (2, 5) with distance 7</think>

<answer>(2, 5)</answer>