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