Escape from the three-colored room

Are you ready to try even in an empty room to find items. After all, here if you guessed the riddle, then of course that will open the door, and you as the best detective you show what you can do, and that you are able to really. Will not be easy, but if you ask for, it will succeed. Hurry to do everything correctly and accurately. If you are not ready for such an eventuality. it is best not to try and make a different choice.