Stacked

SELECT * FROM gallery2 WHERE topic_id="1460653" UNION SELECT * FROM gallery2 WHERE topic_id="729031" UNION SELECT * FROM gallery2 WHERE topic_id="1040067" UNION SELECT * FROM gallery2 WHERE topic_id="1633843" UNION SELECT * FROM gallery2 WHERE topic_id="1049079" UNION SELECT * FROM gallery2 WHERE topic_id="759063" UNION SELECT * FROM gallery2 WHERE topic_id="1739559" UNION SELECT * FROM gallery2 WHERE topic_id="176920" UNION SELECT * FROM gallery2 WHERE topic_id="1824549" UNION SELECT * FROM gallery2 WHERE topic_id="232188" UNION SELECT * FROM gallery2 WHERE topic_id="817379" UNION SELECT * FROM gallery2 WHERE topic_id="861818" UNION SELECT * FROM gallery2 WHERE topic_id="1801948" UNION SELECT * FROM gallery2 WHERE topic_id="569365" UNION SELECT * FROM gallery2 WHERE topic_id="1550884" UNION SELECT * FROM gallery2 WHERE topic_id="1617425"