There are 2 shapes on a 10x10 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 (7, 9)
Distance from target shape to blue trapezoid at (2, 7): 7
Closest shape is the blue trapezoid at (2, 7) with distance 7</think>

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