Inversion

SELECT * FROM gallery2 WHERE topic_id="1675274" UNION SELECT * FROM gallery2 WHERE topic_id="1991" UNION SELECT * FROM gallery2 WHERE topic_id="62545" UNION SELECT * FROM gallery2 WHERE topic_id="1566413" UNION SELECT * FROM gallery2 WHERE topic_id="753986" UNION SELECT * FROM gallery2 WHERE topic_id="528227" UNION SELECT * FROM gallery2 WHERE topic_id="467717" UNION SELECT * FROM gallery2 WHERE topic_id="1313793" UNION SELECT * FROM gallery2 WHERE topic_id="889744" UNION SELECT * FROM gallery2 WHERE topic_id="836171" UNION SELECT * FROM gallery2 WHERE topic_id="858350" UNION SELECT * FROM gallery2 WHERE topic_id="1688234" UNION SELECT * FROM gallery2 WHERE topic_id="333284" UNION SELECT * FROM gallery2 WHERE topic_id="926898" UNION SELECT * FROM gallery2 WHERE topic_id="765308" UNION SELECT * FROM gallery2 WHERE topic_id="1413302"