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