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