There are 2 shapes on a 7x7 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 (6, 1)
Distance from target shape to pink rectangle at (2, 4): 7
Closest shape is the pink rectangle at (2, 4) with distance 7</think>

<answer>(2, 4)</answer>