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