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