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