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