There are 3 shapes on a 7x7 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 (2, 0)
Distance from target shape to green rectangle at (1, 6): 7
Distance from target shape to orange square at (5, 2): 5
Closest shape is the orange square at (5, 2) with distance 5</think>

<answer>(5, 2)</answer>