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