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