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