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