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