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