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