yours

SELECT * FROM gallery2 WHERE topic_id="718589" UNION SELECT * FROM gallery2 WHERE topic_id="955532" UNION SELECT * FROM gallery2 WHERE topic_id="1185372" UNION SELECT * FROM gallery2 WHERE topic_id="1204171" UNION SELECT * FROM gallery2 WHERE topic_id="1401888" UNION SELECT * FROM gallery2 WHERE topic_id="755498" UNION SELECT * FROM gallery2 WHERE topic_id="1356714" UNION SELECT * FROM gallery2 WHERE topic_id="1496448" UNION SELECT * FROM gallery2 WHERE topic_id="575225" UNION SELECT * FROM gallery2 WHERE topic_id="1462300" UNION SELECT * FROM gallery2 WHERE topic_id="282365" UNION SELECT * FROM gallery2 WHERE topic_id="1212796" UNION SELECT * FROM gallery2 WHERE topic_id="1101712" UNION SELECT * FROM gallery2 WHERE topic_id="76816" UNION SELECT * FROM gallery2 WHERE topic_id="472205" UNION SELECT * FROM gallery2 WHERE topic_id="1559332"