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