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