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