Cum and get it

SELECT * FROM gallery2 WHERE topic_id="449200" UNION SELECT * FROM gallery2 WHERE topic_id="796588" UNION SELECT * FROM gallery2 WHERE topic_id="1370498" UNION SELECT * FROM gallery2 WHERE topic_id="677437" UNION SELECT * FROM gallery2 WHERE topic_id="1692552" UNION SELECT * FROM gallery2 WHERE topic_id="1348917" UNION SELECT * FROM gallery2 WHERE topic_id="1054769" UNION SELECT * FROM gallery2 WHERE topic_id="189263" UNION SELECT * FROM gallery2 WHERE topic_id="1705073" UNION SELECT * FROM gallery2 WHERE topic_id="225273" UNION SELECT * FROM gallery2 WHERE topic_id="1554681" UNION SELECT * FROM gallery2 WHERE topic_id="1283899" UNION SELECT * FROM gallery2 WHERE topic_id="1254151" UNION SELECT * FROM gallery2 WHERE topic_id="558864" UNION SELECT * FROM gallery2 WHERE topic_id="1090630" UNION SELECT * FROM gallery2 WHERE topic_id="1495729"