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