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