Premise: Many cities continue to be renowned for products of their traditional  Naples' costumed hand-crafted figures for its nativity sets, Sorrento's intarsia (inlaid wood for furniture, frames or music boxes), Volterra's alabaster, Gubbio's ceramics, Florence's leathergoods, Venice's glassware.

Hypothesis: Volterra is famous for intarsia and Sorrento is famous for alabaster.
Relation: contradiction