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