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