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