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