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