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