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