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