Before you is a placer of precious stones. What is not here! There are for every taste. You have to collect certain types. To do this, collect them in lines of three consisting of elements and collect collections. Each task indicates which stones you need to collect. Once you do, move on to the next room. The faster you do it, the higher the result. But you shouldn't rush too much. There is time! And, if it suddenly becomes very difficult, use the hint to understand what action to perform next. Good luck!