There are 4 shapes on a 8x8 grid. Which shape is closest to the yellow trapezoid in terms of Manhattan distance? The final answer is the grid position of the closest shape like (row_index, column_index).
<think>Target shape: yellow trapezoid at (0, 7)
Distance from target shape to pink square at (1, 2): 6
Distance from target shape to orange square at (4, 7): 4
Distance from target shape to red square at (6, 5): 8
Closest shape is the orange square at (4, 7) with distance 4</think>

<answer>(4, 7)</answer>