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 (1, 1)
Distance from target shape to green trapezoid at (3, 2): 3
Distance from target shape to orange right_triangle at (1, 0): 1
Closest shape is the orange right_triangle at (1, 0) with distance 1</think>

<answer>(1, 0)</answer>