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