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