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