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