Potential

SELECT * FROM gallery2 WHERE topic_id="1283970" UNION SELECT * FROM gallery2 WHERE topic_id="1726650" UNION SELECT * FROM gallery2 WHERE topic_id="376389" UNION SELECT * FROM gallery2 WHERE topic_id="393070" UNION SELECT * FROM gallery2 WHERE topic_id="1663661" UNION SELECT * FROM gallery2 WHERE topic_id="1587228" UNION SELECT * FROM gallery2 WHERE topic_id="61672" UNION SELECT * FROM gallery2 WHERE topic_id="1606131" UNION SELECT * FROM gallery2 WHERE topic_id="591384" UNION SELECT * FROM gallery2 WHERE topic_id="853256" UNION SELECT * FROM gallery2 WHERE topic_id="1207383" UNION SELECT * FROM gallery2 WHERE topic_id="202313" UNION SELECT * FROM gallery2 WHERE topic_id="1607439" UNION SELECT * FROM gallery2 WHERE topic_id="1753057" UNION SELECT * FROM gallery2 WHERE topic_id="1301723" UNION SELECT * FROM gallery2 WHERE topic_id="728432"