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