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