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