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