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