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