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