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 Purple Orange Pink Purple
Pink Brown Purple Gray Purple
Orange Brown Green Green Purple
Orange Brown Orange Gray Purple
Blue Pink Gray Purple Purple

Output:
Black Black Black Black Gray
Black Black Black Black Gray
Black Black Black Black Gray
Black Black Black Black Gray
Black Black Black Black Gray


Example 2
Input:
Pink Pink Pink Pink Pink
Red Green Pink Blue Gray
Red Orange Brown Blue Purple
Brown Gray Brown Brown Purple
Purple Brown Pink Orange Blue

Output:
Gray Gray Gray Gray Gray
Black Black Black Black Black
Black Black Black Black Black
Black Black Black Black Black
Black Black Black Black Black


Example 3
Input:
Green Orange Gray Brown Yellow
Yellow Red Green Blue Orange
Purple Pink Orange Gray Pink
Gray Gray Gray Gray Gray
Purple Blue Blue Brown Green

Output:
Black Black Black Black Black
Black Black Black Black Black
Black Black Black Black Black
Gray Gray Gray Gray Gray
Black Black Black Black Black


Here is the input grid for the test example:
Input:
Gray Gray Pink Gray Green
Gray Gray Gray Gray Gray
Pink Gray Pink Gray Pink
Brown Brown Orange Pink Pink
Pink Purple Brown Yellow Blue


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:

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