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