Your goal is to find the secret four-color code. The following colors are possible: brown, blue, purple, white, yellow, orange.
Some guesses have already been made. I will provide feedback for each guess made with which it is possible to unambigiously determine the secret code.

Previous Guesses:
Guess: ['brown', 'blue', 'orange', 'white']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['blue', 'purple', 'purple', 'orange']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['white', 'orange', 'blue', 'yellow']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['purple', 'brown', 'yellow', 'blue']. Hint: two colors are in the correct positions and two colors are in the secret code but in the wrong positions.
A B C D
purple, blue, purple, brown purple, yellow, brown, blue brown, white, white, orange brown, purple, purple, yellow