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