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