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