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