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