What are some parties with theme "Spring"?
select * from party where party_theme = "Spring"
What are the first year and last year of the parties with theme "Teqnology"
select first_year, last_year from party where party_theme = "Teqnology"
OK, can you show me the first year and last year of parties with theme of both " Spring" and "Teqnology"?
select first_year, last_year from party where party_theme = "Spring" or party_theme = "Teqnology"