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