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