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