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