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