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