Your goal is to find the secret four-color code. The following colors are possible: orange, purple, brown, yellow, black, white.
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: ['orange', 'brown', 'white', 'yellow']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['purple', 'orange', 'orange', 'brown']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['brown', 'yellow', 'yellow', 'purple']. Hint: two colors are in the correct positions.
Guess: ['brown', 'yellow', 'brown', 'orange']. Hint: two colors are in the correct positions and one color is in the secret code but in the wrong positions.
A B C D
white, black, purple, orange white, yellow, brown, white yellow, brown, black, brown brown, black, yellow, orange