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