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