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