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