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