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