There are 2 shapes on a 5x5 grid. Which shape is closest to the cyan 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: cyan rectangle at (4, 0)
Distance from target shape to blue rectangle at (4, 1): 1
Closest shape is the blue rectangle at (4, 1) with distance 1</think>

<answer>(4, 1)</answer>