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