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