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