Your goal is to find the secret four-color code. The following colors are possible: pink, black, red, brown, 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: ['purple', 'red', 'brown', 'black']. Hint: two colors are in the correct positions.
Guess: ['pink', 'black', 'purple', 'black']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['brown', 'brown', 'white', 'pink']. 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
pink, white, pink, white purple, white, brown, pink purple, brown, white, black black, black, red, white