Your goal is to find the secret four-color code. The following colors are possible: brown, pink, yellow, black, purple, 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: ['purple', 'yellow', 'pink', 'white']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['brown', 'brown', 'yellow', 'purple']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['yellow', 'purple', 'black', 'pink']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['black', 'white', 'brown', 'yellow']. 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
yellow, yellow, black, pink white, yellow, yellow, white black, brown, yellow, black black, white, purple, brown