There are 3 shapes on a 4x4 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 (0, 2)
Distance from target shape to yellow right_triangle at (1, 0): 3
Distance from target shape to cyan rectangle at (2, 2): 2
Closest shape is the cyan rectangle at (2, 2) with distance 2</think>

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