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