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