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