There are 3 shapes on a 6x6 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 (1, 0)
Distance from target shape to brown trapezoid at (1, 1): 1
Distance from target shape to cyan rectangle at (2, 4): 5
Closest shape is the brown trapezoid at (1, 1) with distance 1</think>

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