There are 2 shapes on a 10x10 grid. Which shape is closest to the gray trapezoid in terms of Manhattan distance? The final answer is the grid position of the closest shape like (row_index, column_index).
<think>Target shape: gray trapezoid at (4, 3)
Distance from target shape to cyan rectangle at (1, 2): 4
Closest shape is the cyan rectangle at (1, 2) with distance 4</think>

<answer>(1, 2)</answer>