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