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