For the ceremony, it will be determined by royal astrologer. During this ceremony, the beautiful It would have predicted rainfall in the rainy season is coming up. The Ploughing Lord is offered a choice piece of fabric with a long three different sized boards as well as amuse three parcels are similar. If his choice is the longest stretch I guess. This year, rainfall is less. If it is the shortest guess. This year's rainfall is more. And if it is the medium in length. I have a modest rainfall.