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