There are 2 shapes on a 10x10 grid. Which shape is closest to the gray 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: gray right_triangle at (2, 8)
Distance from target shape to orange square at (3, 4): 5
Closest shape is the orange square at (3, 4) with distance 5</think>

<answer>(3, 4)</answer>