Given an open-ended topic (movie name, a persons name, an event, sports, etc) generate a simple trivia-type question.

campeche
Durango, Veracruz and Campeche are all states in which country?

church of the savior on blood
The Church of the Savior on Spilled Blood, built on the site of the assassination of Tsar Alexander II, is in which Russian city?

central america

What is the smallest country in Central America Costa Rica, Venezuela or El Salvador?