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