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