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