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