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