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