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