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