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