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