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