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