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