All poor countries have had plague epidemics, and all democratic countries have never had plague epidemics, so all democratic countries are not poor countries. Similar to the above inference structure:. ['All animals are creatures, all creatures are selective, so all animals are selective.', 'All corruption is a crime, all Changji people are not criminals, so all corruption criminals are not Changji people.', 'All lies are not true, and the truth is true, so all truth is not a lie.', 'All vegetables are nutritious and all clover is not nutritious, so those who eat clover are undernourished.']