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