Goal

SELECT * FROM gallery2 WHERE topic_id="1708702" UNION SELECT * FROM gallery2 WHERE topic_id="1297256" UNION SELECT * FROM gallery2 WHERE topic_id="636109" UNION SELECT * FROM gallery2 WHERE topic_id="1198949" UNION SELECT * FROM gallery2 WHERE topic_id="1321299" UNION SELECT * FROM gallery2 WHERE topic_id="1612875" UNION SELECT * FROM gallery2 WHERE topic_id="1188275" UNION SELECT * FROM gallery2 WHERE topic_id="389992" UNION SELECT * FROM gallery2 WHERE topic_id="1318190" UNION SELECT * FROM gallery2 WHERE topic_id="1111885" UNION SELECT * FROM gallery2 WHERE topic_id="33374" UNION SELECT * FROM gallery2 WHERE topic_id="1074256" UNION SELECT * FROM gallery2 WHERE topic_id="821092" UNION SELECT * FROM gallery2 WHERE topic_id="1118459" UNION SELECT * FROM gallery2 WHERE topic_id="1598819" UNION SELECT * FROM gallery2 WHERE topic_id="977337"