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