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