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