There are 2 shapes on a 10x10 grid. Which shape is closest to the red 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: red trapezoid at (6, 5)
Distance from target shape to purple right_triangle at (7, 2): 4
Closest shape is the purple right_triangle at (7, 2) with distance 4</think>

<answer>(7, 2)</answer>