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