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