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