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