Table: nor_ferjer_vessels
Columns: vessel
type
built
owned_since
responsible
status

Question: Which Type has a Responsible of stavangerske?
SQL: SELECT "type" FROM nor_ferjer_vessels WHERE "responsible" = 'stavangerske'

Question: Which one was built in 2006 on the vessel named mf ørland?
SQL: SELECT "responsible" FROM nor_ferjer_vessels WHERE "built" = 2006 AND "vessel" = 'mf ørland'