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