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