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