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