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