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