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