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