There are 2 shapes on a 7x7 grid. Which shape is closest to the red right_triangle 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 right_triangle at (3, 4)
Distance from target shape to orange trapezoid at (3, 2): 2
Closest shape is the orange trapezoid at (3, 2) with distance 2</think>

<answer>(3, 2)</answer>