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