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