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