There are 2 shapes on a 6x6 grid. Which shape is closest to the orange 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: orange right_triangle at (0, 4)
Distance from target shape to cyan square at (4, 1): 7
Closest shape is the cyan square at (4, 1) with distance 7</think>

<answer>(4, 1)</answer>