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