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