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