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