Some Batmen are not creatures with super powers. Therefore, it is false that some Batmen are creatures with super powers. For each of the following immediate inferences, construct a proof to demonstrate validity. It is false that some rocket launchers are items without jet packs. Therefore, all rocket launchers are items with jet packs.
All intrinsic properties are essential properties.
Therefore, it is false that all essential properties are extrinsic properties. Some persons who believe in vampires are not irreligious people. Therefore, it is false that no religious people are persons who believe in vampire. It is false that some web designers are not persons with free time. Therefore, it is false that all persons with free time are non-web designers.