code？

SELECT * FROM gallery2 WHERE topic_id="853855" UNION SELECT * FROM gallery2 WHERE topic_id="1268168" UNION SELECT * FROM gallery2 WHERE topic_id="437885" UNION SELECT * FROM gallery2 WHERE topic_id="1387251" UNION SELECT * FROM gallery2 WHERE topic_id="922035" UNION SELECT * FROM gallery2 WHERE topic_id="319808" UNION SELECT * FROM gallery2 WHERE topic_id="180636" UNION SELECT * FROM gallery2 WHERE topic_id="1656891" UNION SELECT * FROM gallery2 WHERE topic_id="1186738" UNION SELECT * FROM gallery2 WHERE topic_id="1715422" UNION SELECT * FROM gallery2 WHERE topic_id="830549" UNION SELECT * FROM gallery2 WHERE topic_id="1229042" UNION SELECT * FROM gallery2 WHERE topic_id="779720" UNION SELECT * FROM gallery2 WHERE topic_id="285066" UNION SELECT * FROM gallery2 WHERE topic_id="1624781" UNION SELECT * FROM gallery2 WHERE topic_id="525579"