Your goal is to find the secret four-color code. The following colors are possible: black, yellow, white, purple, pink, green.
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', 'pink', 'white', 'black']. Hint: two colors are in the correct positions.
Guess: ['black', 'black', 'white', 'white']. Hint: none of the guessed colors are present in the secret code.
Guess: ['yellow', 'yellow', 'purple', 'purple']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['purple', 'pink', 'yellow', 'pink']. Hint: two colors are in the correct positions and one color is in the secret code but in the wrong positions.
A B C D
yellow, purple, purple, black purple, pink, green, yellow white, yellow, white, yellow pink, black, green, yellow