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