A man died of a sudden heart attack due to discourage square dancing, whose responsibility do you think it is?

Square dance also has a certain responsibility, but the square dance public **** place, too many people, specifically who pay who compensation is not good to identify. Now the square contradiction is more and more intense, should introduce regulations, ruled by law, so that the rights and obligations of both sides are transparent and open, so that the role of regulation is strengthened, the way to resolve conflicts will be more. And what accounted for the highway, grab the playground, and finally the elderly were scolded into, the bad guys get old, everyone is very wronged, people die is always bad, next time we must be careful to pay attention to, do not let the tragedy repeat