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