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