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