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