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