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