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