Find all the songs performed by artist with last name "Heilo"
create table songs (title varchar, songid varchar, PRIMARY KEY (title)); create table performance (bandmate varchar, songid varchar, PRIMARY KEY (bandmate)); create table band (id varchar, lastname varchar, PRIMARY KEY (id))
select t3.title from performance as t1 join band as t2 on t1.bandmate = t2.id join songs as t3 on t3.songid = t1.songid where t2.lastname = "heilo"