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