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