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