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