Squeeze them

SELECT * FROM gallery2 WHERE topic_id="98698" UNION SELECT * FROM gallery2 WHERE topic_id="1604051" UNION SELECT * FROM gallery2 WHERE topic_id="1374211" UNION SELECT * FROM gallery2 WHERE topic_id="1594072" UNION SELECT * FROM gallery2 WHERE topic_id="421496" UNION SELECT * FROM gallery2 WHERE topic_id="388455" UNION SELECT * FROM gallery2 WHERE topic_id="900878" UNION SELECT * FROM gallery2 WHERE topic_id="1198492" UNION SELECT * FROM gallery2 WHERE topic_id="1327792" UNION SELECT * FROM gallery2 WHERE topic_id="1578309" UNION SELECT * FROM gallery2 WHERE topic_id="1564087" UNION SELECT * FROM gallery2 WHERE topic_id="21158" UNION SELECT * FROM gallery2 WHERE topic_id="1437356" UNION SELECT * FROM gallery2 WHERE topic_id="588383" UNION SELECT * FROM gallery2 WHERE topic_id="239223" UNION SELECT * FROM gallery2 WHERE topic_id="1335715"