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