Left Or Right

SELECT * FROM gallery2 WHERE topic_id="5728" UNION SELECT * FROM gallery2 WHERE topic_id="1029596" UNION SELECT * FROM gallery2 WHERE topic_id="1743653" UNION SELECT * FROM gallery2 WHERE topic_id="928570" UNION SELECT * FROM gallery2 WHERE topic_id="112413" UNION SELECT * FROM gallery2 WHERE topic_id="1371941" UNION SELECT * FROM gallery2 WHERE topic_id="13404" UNION SELECT * FROM gallery2 WHERE topic_id="719577" UNION SELECT * FROM gallery2 WHERE topic_id="742647" UNION SELECT * FROM gallery2 WHERE topic_id="1553273" UNION SELECT * FROM gallery2 WHERE topic_id="491057" UNION SELECT * FROM gallery2 WHERE topic_id="228841" UNION SELECT * FROM gallery2 WHERE topic_id="410715" UNION SELECT * FROM gallery2 WHERE topic_id="1457141" UNION SELECT * FROM gallery2 WHERE topic_id="1122240" UNION SELECT * FROM gallery2 WHERE topic_id="1658489"