There are 3 shapes on a 9x9 grid. Which shape is closest to the green 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: green square at (3, 0)
Distance from target shape to pink trapezoid at (1, 5): 7
Distance from target shape to orange trapezoid at (7, 3): 7
Closest shape is the pink trapezoid at (1, 5) with distance 7</think>

<answer>(1, 5)</answer>