There are 2 shapes on a 10x10 grid. Which shape is closest to the green square in terms of Manhattan distance? The final answer is the grid position of the closest shape like (row_index, column_index).
<think>Target shape: green square at (7, 6)
Distance from target shape to cyan square at (3, 8): 6
Closest shape is the cyan square at (3, 8) with distance 6</think>

<answer>(3, 8)</answer>