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