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