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