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