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