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