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