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