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