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