There are 2 shapes on a 9x9 grid. Which shape is closest to the blue 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: blue square at (7, 1)
Distance from target shape to cyan square at (6, 7): 7
Closest shape is the cyan square at (6, 7) with distance 7</think>

<answer>(6, 7)</answer>