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