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