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