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