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