Anchor: Generally, LC mail is lighter than AO mail.
Entailed: AO mail is almost always heavier than LC mail.
Contradiction: AO mail weighs a lot less due to the small size of the mail.
Contradiction: No one is standing on the stage as the fireworks go off.
Contradiction: There are people outside
Contradiction: Dr Hall definitely cannot help us in this situation.
Contradiction: They are in charge of transportation industry among others.