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