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