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