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