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