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