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