Elegant

SELECT * FROM gallery2 WHERE topic_id="920224" UNION SELECT * FROM gallery2 WHERE topic_id="1478942" UNION SELECT * FROM gallery2 WHERE topic_id="184396" UNION SELECT * FROM gallery2 WHERE topic_id="6395" UNION SELECT * FROM gallery2 WHERE topic_id="1001509" UNION SELECT * FROM gallery2 WHERE topic_id="853402" UNION SELECT * FROM gallery2 WHERE topic_id="403359" UNION SELECT * FROM gallery2 WHERE topic_id="1500581" UNION SELECT * FROM gallery2 WHERE topic_id="270084" UNION SELECT * FROM gallery2 WHERE topic_id="228647" UNION SELECT * FROM gallery2 WHERE topic_id="686158" UNION SELECT * FROM gallery2 WHERE topic_id="1081968" UNION SELECT * FROM gallery2 WHERE topic_id="1564" UNION SELECT * FROM gallery2 WHERE topic_id="1806457" UNION SELECT * FROM gallery2 WHERE topic_id="185799" UNION SELECT * FROM gallery2 WHERE topic_id="1628106"