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