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