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