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