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