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