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