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