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