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