CREATE TABLE party (First_year VARCHAR, Last_year VARCHAR, Party_Theme VARCHAR)

Show the first year and last year of parties with theme 'Spring' or 'Teqnology'.
SELECT First_year, Last_year FROM party WHERE Party_Theme = "Spring" OR Party_Theme = "Teqnology"
SELECT "First_year", "Last_year" FROM "party" WHERE "Party_Theme" = "Spring" OR "Party_Theme" = "Teqnology"