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