There are 3 shapes on a 5x5 grid. Which shape is closest to the blue rectangle in terms of Manhattan distance? The final answer is the grid position of the closest shape like (row_index, column_index).
<think>Target shape: blue rectangle at (2, 0)
Distance from target shape to orange square at (4, 3): 5
Distance from target shape to red rectangle at (1, 1): 2
Closest shape is the red rectangle at (1, 1) with distance 2</think>

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