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