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