Your goal is to find the secret four-color code. The following colors are possible: purple, black, green, orange, white, 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: ['black', 'green', 'white', 'orange']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['purple', 'purple', 'black', 'green']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['green', 'black', 'orange', 'brown']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['orange', 'brown', 'purple', 'black']. 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
white, orange, black, brown orange, white, brown, orange white, orange, orange, purple orange, brown, green, purple