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