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