SELECT * FROM `db_193470_2`.`movies` WHERE VIDEOFORMAT='DVD (16:9)' AND (ORIGINALTITLE LIKE '%Mark Sheppard%' OR TRANSLATEDTITLE LIKE '%Mark Sheppard%' OR ACTORS LIKE '%Mark Sheppard%' OR DIRECTOR LIKE '%Mark Sheppard%' OR PRODUCER LIKE '%Mark Sheppard%') ORDER BY SOURCE DESC, NUM DESC LIMIT -50,50

Invalid Query: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-50,50' at line 1