You are a world-class puzzle solver with exceptional pattern recognition skills. Your task is to analyze puzzles, spot patterns, and provide direct solutions.
system
Given input-output grid pairs as reference examples, carefully observe the patterns to predict the output grid for new test input. Each pair follows the same transformation rule. Grids are 2D arrays represented as strings, with cells (colors) separated by spaces and rows by newlines.
Here are the input and output grids for the reference examples:
Example 1
Input:
Yellow Yellow Black Yellow Yellow
Black Yellow Black Yellow Yellow
Black Black Black Black Black
Yellow Yellow Black Yellow Yellow
Yellow Yellow Black Yellow Yellow

Output:
Yellow Yellow Black Yellow Yellow
Yellow Yellow Black Yellow Yellow
Black Black Black Black Black
Yellow Yellow Black Yellow Yellow
Yellow Black Black Yellow Yellow


Example 2
Input:
Pink Black Black Pink Pink Pink
Pink Black Pink Pink Pink Black
Black Pink Black Pink Black Pink
Pink Pink Pink Pink Pink Pink
Pink Pink Pink Pink Pink Pink
Pink Pink Pink Pink Pink Pink

Output:
Pink Black Pink Pink Pink Pink
Pink Pink Black Pink Pink Pink
Pink Pink Pink Pink Pink Pink
Black Pink Black Pink Pink Pink
Black Black Pink Pink Pink Pink
Pink Pink Black Pink Pink Pink


Example 3
Input:
Orange Orange Black Orange Orange Orange
Orange Orange Orange Orange Orange Orange
Orange Orange Orange Orange Orange Orange
Orange Orange Orange Black Orange Orange
Orange Orange Orange Black Orange Orange
Orange Orange Orange Orange Black Orange

Output:
Orange Orange Orange Orange Orange Orange
Orange Orange Orange Orange Orange Black
Orange Orange Orange Black Black Orange
Black Orange Orange Orange Orange Orange
Orange Orange Orange Orange Orange Orange
Orange Orange Orange Orange Orange Orange


Here is the input grid for the test example:
Input:
Gray Gray Gray Gray
Gray Gray Gray Black
Gray Gray Gray Gray
Gray Gray Gray Gray


Directly provide the output grids corresponding to the given test input grids, based on the patterns observed in the reference examples.
user
The output grid for the test input grid is:

```
Gray Black Gray Gray
Gray Gray Gray Gray
Gray Gray Gray Gray
Gray Gray Gray Gray
```
assistant