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:
Black Black Brown Black
Gray Black Black Black
Black Black Brown Black
Gray Black Brown Black
Black Brown Brown Brown

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


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

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


Example 3
Input:
Black Yellow Black Black
Black Yellow Black Yellow
Yellow Black Yellow Black
Yellow Yellow Black Black
Black Black Yellow Black

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


Here is the input grid for the test example:
Input:
Black Black Purple Black
Purple Brown Black Black
Black Brown Brown Black
Brown Black Black Purple
Black Purple Brown Black


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 Brown Black Purple Black
Purple Black Brown Brown Black
Brown Black Brown Black Purple
Black Purple Black Black Black
Black Black Black Black Black
Black Black Black Black Black
```
assistant