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