There are 5 shapes on a 5x5 grid. Which shape is closest to the blue 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: blue square at (4, 3)
Distance from target shape to orange rectangle at (3, 1): 3
Distance from target shape to purple square at (1, 4): 4
Distance from target shape to red square at (3, 0): 4
Distance from target shape to cyan rectangle at (0, 3): 4
Closest shape is the orange rectangle at (3, 1) with distance 3</think>

<answer>(3, 1)</answer>