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