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