Trio

SELECT * FROM gallery2 WHERE topic_id="1502643" UNION SELECT * FROM gallery2 WHERE topic_id="791785" UNION SELECT * FROM gallery2 WHERE topic_id="1404771" UNION SELECT * FROM gallery2 WHERE topic_id="570597" UNION SELECT * FROM gallery2 WHERE topic_id="1359035" UNION SELECT * FROM gallery2 WHERE topic_id="137056" UNION SELECT * FROM gallery2 WHERE topic_id="1392441" UNION SELECT * FROM gallery2 WHERE topic_id="129817" UNION SELECT * FROM gallery2 WHERE topic_id="1817964" UNION SELECT * FROM gallery2 WHERE topic_id="548616" UNION SELECT * FROM gallery2 WHERE topic_id="1225031" UNION SELECT * FROM gallery2 WHERE topic_id="93631" UNION SELECT * FROM gallery2 WHERE topic_id="392138" UNION SELECT * FROM gallery2 WHERE topic_id="135595" UNION SELECT * FROM gallery2 WHERE topic_id="1158735" UNION SELECT * FROM gallery2 WHERE topic_id="496058"