CREATE TABLE performance (songid NUMBER, bandmate NUMBER, stageposition CLOB)
CREATE TABLE instruments (songid NUMBER, bandmateid NUMBER, instrument CLOB)
CREATE TABLE songs (songid NUMBER, title CLOB)
CREATE TABLE tracklists (albumid NUMBER, position NUMBER, songid NUMBER)
CREATE TABLE vocals (songid NUMBER, bandmate NUMBER, type CLOB)
CREATE TABLE albums (aid NUMBER, title CLOB, year NUMBER, label CLOB, type CLOB)
CREATE TABLE band (id NUMBER, firstname CLOB, lastname CLOB)

How many instrument does the musician with last name 'Heilo' use?
SELECT COUNT(DISTINCT instrument) FROM instruments AS T1 JOIN band AS T2 ON T1.bandmateid = T2.id WHERE T2.lastname = "Heilo"
SELECT COUNT(DISTINCT "instrument") FROM "instruments" "T1" JOIN "band" "T2" ON "Heilo" = "T2"."lastname" AND "T1"."bandmateid" = "T2"."id"