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