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