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