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