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