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