Obliques :)

SELECT * FROM gallery2 WHERE topic_id="859319" UNION SELECT * FROM gallery2 WHERE topic_id="123568" UNION SELECT * FROM gallery2 WHERE topic_id="909394" UNION SELECT * FROM gallery2 WHERE topic_id="915856" UNION SELECT * FROM gallery2 WHERE topic_id="1513717" UNION SELECT * FROM gallery2 WHERE topic_id="228832" UNION SELECT * FROM gallery2 WHERE topic_id="826529" UNION SELECT * FROM gallery2 WHERE topic_id="851737" UNION SELECT * FROM gallery2 WHERE topic_id="1819656" UNION SELECT * FROM gallery2 WHERE topic_id="332399" UNION SELECT * FROM gallery2 WHERE topic_id="844706" UNION SELECT * FROM gallery2 WHERE topic_id="1437826" UNION SELECT * FROM gallery2 WHERE topic_id="1242722" UNION SELECT * FROM gallery2 WHERE topic_id="1367971" UNION SELECT * FROM gallery2 WHERE topic_id="1332817" UNION SELECT * FROM gallery2 WHERE topic_id="897384"