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