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