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