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