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