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