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