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