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