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