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