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