Anchor: It is hard to believe that Las Vegas a city of mythic proportion started out as little more than a dusty railroad stop in the middle of a barren and unforgiving desert valley.
Entailed: Las Vegas developed from a small-town railroad stop to a gigantic city.
Contradiction: Las Vegas was a bustling hub of trade and activity during its early days.
Contradiction: I do my utmost to be domineering at all times. 
Contradiction: Rum contributes to Martinique's prosperity, along with farming.
Contradiction: a dog runs past
Contradiction: Some kids working on a homework asignment