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