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