Schema: CREATE TABLE files (f_id VARCHAR, duration VARCHAR); CREATE TABLE song (song_name VARCHAR, f_id VARCHAR); CREATE TABLE song (song_name VARCHAR, languages VARCHAR)
Question: List the names of all songs that have 4 minute duration or are in English.
SQL: SELECT T2.song_name FROM files AS T1 JOIN song AS T2 ON T1.f_id = T2.f_id WHERE T1.duration LIKE "4:%" UNION SELECT song_name FROM song WHERE languages = "english"