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