How many years has the life of grounding grid changed?

The life of the underground network changes every five years. If a person has good luck with a tight encirclement, he should really be careful. The specific number of unlucky years depends on the fate of this person. If this person encounters a tight encirclement in the Universiade, it will be very unfavorable for him to serve the Lord. This year's disaster is inevitable, and there are signs of financial bankruptcy. This kind of bad luck will last at least five years in the Universiade. In this case, it is necessary to find an expert to find a solution to minimize the disaster.