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