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