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