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