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