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