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