SCHEMA:
CREATE TABLE table_name_73 (title VARCHAR, release_date VARCHAR, track_number VARCHAR, record_label VARCHAR)
USER:
Name The Title which has a Track number of 07, and a Record label of emi on 21 april 2006?

QUERY:
SELECT title FROM table_name_73 WHERE track_number = "07" AND record_label = "emi" AND release_date = "21 april 2006"