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