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