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