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