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