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