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