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