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