There are 3 shapes on a 5x5 grid. Which shape is closest to the green 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: green rectangle at (4, 2)
Distance from target shape to orange square at (0, 1): 5
Distance from target shape to blue square at (2, 3): 3
Closest shape is the blue square at (2, 3) with distance 3</think>

<answer>(2, 3)</answer>