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