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