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