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