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