Premise: Locals of all ages, from senior citizens to high-school kids donning Metallica T-shirts, crowd into 18th-century taverns to sip sherry or vino tinto drawn from old wooden barrels, and to munch on morsels of tortilla espa??ola.

Hypothesis: Only older generations frequent the tavern, viewing it as a gateway back to a simpler time. 
Relation: contradiction