Stacked

SELECT * FROM gallery2 WHERE topic_id="734607" UNION SELECT * FROM gallery2 WHERE topic_id="1201448" UNION SELECT * FROM gallery2 WHERE topic_id="1313840" UNION SELECT * FROM gallery2 WHERE topic_id="1181368" UNION SELECT * FROM gallery2 WHERE topic_id="509566" UNION SELECT * FROM gallery2 WHERE topic_id="613671" UNION SELECT * FROM gallery2 WHERE topic_id="582929" UNION SELECT * FROM gallery2 WHERE topic_id="1689967" UNION SELECT * FROM gallery2 WHERE topic_id="865396" UNION SELECT * FROM gallery2 WHERE topic_id="1224735" UNION SELECT * FROM gallery2 WHERE topic_id="900975" UNION SELECT * FROM gallery2 WHERE topic_id="1505651" UNION SELECT * FROM gallery2 WHERE topic_id="802353" UNION SELECT * FROM gallery2 WHERE topic_id="1148831" UNION SELECT * FROM gallery2 WHERE topic_id="1319579" UNION SELECT * FROM gallery2 WHERE topic_id="1090417"