Your goal is to find the secret four-color code. The following colors are possible: brown, black, yellow, white, blue, red.
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', 'yellow', 'brown', 'black']. Hint: two colors are in the correct positions.
Guess: ['brown', 'brown', 'black', 'black']. Hint: none of the guessed colors are present in the secret code.
Guess: ['blue', 'blue', 'yellow', 'yellow']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['white', 'yellow', 'white', 'blue']. Hint: three colors are in the correct positions.
A B C D
red, yellow, red, black white, brown, white, blue white, yellow, red, blue brown, yellow, white, blue