INSERT INTO composer (id, first_name, name, date_of_birth, date_of_death) 
VALUES 
    (1, "Johann Sebastian", "Bach", 16850331, 17500728),
    (2, "Ludwig van", "Beethoven", 17701217, 18270326),
    (3, "Frédéric", "Chopin", 18100301, 18491017),
    (4, "Franz", "Schubert", 17970131, 18281119),
    (5, "Robert", "Schumann", 18100608, 18560729)
;

INSERT INTO composer (id, first_name, name, date_of_birth, date_of_death) 
VALUES
    (6, 'Felix', 'Mendelssohn Bartholdy', 18090203, 18471104)
;