There are 2 shapes on a 3x3 grid. Which shape is closest to the red 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: red square at (0, 2)
Distance from target shape to gray trapezoid at (0, 0): 2
Closest shape is the gray trapezoid at (0, 0) with distance 2</think>

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