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