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