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