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