CREATE TABLE inst (instid DECIMAL, name TEXT, country TEXT)
CREATE TABLE papers (paperid DECIMAL, title TEXT)
CREATE TABLE authorship (authid DECIMAL, instid DECIMAL, paperid DECIMAL, authorder DECIMAL)
CREATE TABLE authors (authid DECIMAL, lname TEXT, fname TEXT)

Which institution is the author 'Matthias Blume' belong to? Give me the name of the institution.
SELECT DISTINCT t3.name FROM authors AS t1 JOIN authorship AS t2 ON t1.authid = t2.authid JOIN inst AS t3 ON t2.instid = t3.instid WHERE t1.fname = "Matthias" AND t1.lname = "Blume"
SELECT DISTINCT "t3"."name" FROM "authors" AS "t1" JOIN "authorship" AS "t2" ON "t1"."authid" = "t2"."authid" JOIN "inst" AS "t3" ON "t2"."instid" = "t3"."instid" WHERE "Blume" = "t1"."lname" AND "Matthias" = "t1"."fname"