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