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