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