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