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