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