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