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