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