little thing in a g-string

SELECT * FROM gallery2 WHERE topic_id="779511" UNION SELECT * FROM gallery2 WHERE topic_id="1036564" UNION SELECT * FROM gallery2 WHERE topic_id="1119314" UNION SELECT * FROM gallery2 WHERE topic_id="723921" UNION SELECT * FROM gallery2 WHERE topic_id="326372" UNION SELECT * FROM gallery2 WHERE topic_id="1245863" UNION SELECT * FROM gallery2 WHERE topic_id="370542" UNION SELECT * FROM gallery2 WHERE topic_id="1262932" UNION SELECT * FROM gallery2 WHERE topic_id="646474" UNION SELECT * FROM gallery2 WHERE topic_id="72072" UNION SELECT * FROM gallery2 WHERE topic_id="1529887" UNION SELECT * FROM gallery2 WHERE topic_id="1462957" UNION SELECT * FROM gallery2 WHERE topic_id="1787120" UNION SELECT * FROM gallery2 WHERE topic_id="124624" UNION SELECT * FROM gallery2 WHERE topic_id="1654162" UNION SELECT * FROM gallery2 WHERE topic_id="867319"