Table: ireland_counties
Columns: county
irish_name
county_town
most_populous_city_town
province
region

Question: Province of leinster, and a County of fingal has which irish name?
SQL: SELECT "irish_name" FROM ireland_counties WHERE "province" = 'leinster' AND "county" = 'fingal'

Question: Irish name of an dún (contae an dúin) has what county town?
SQL: SELECT "county_town" FROM ireland_counties WHERE "irish_name" = 'an dún (contae an dúin)'

Question: Most populous city/town of clonmel, and a Irish name of tiobraid árann (contae thiobraid árann) is which region?
SQL: SELECT "region" FROM ireland_counties WHERE "most_populous_city_town" = 'clonmel' AND "irish_name" = 'tiobraid árann (contae thiobraid árann)'

Question: County town of dún laoghaire has the most populous city/town?
SQL: SELECT "most_populous_city_town" FROM ireland_counties WHERE "county_town" = 'dún laoghaire'

Question: Irish name of dún na ngall (contae dhún na ngall) has the most populous city/town?
SQL: SELECT "most_populous_city_town" FROM ireland_counties WHERE "irish_name" = 'dún na ngall (contae dhún na ngall)'

Question: County town of castlebar has the most populous city/town?
SQL: SELECT "most_populous_city_town" FROM ireland_counties WHERE "county_town" = 'castlebar'