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