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