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