Compared

SELECT * FROM gallery2 WHERE topic_id="1636191" UNION SELECT * FROM gallery2 WHERE topic_id="768737" UNION SELECT * FROM gallery2 WHERE topic_id="750676" UNION SELECT * FROM gallery2 WHERE topic_id="689642" UNION SELECT * FROM gallery2 WHERE topic_id="1286893" UNION SELECT * FROM gallery2 WHERE topic_id="1618315" UNION SELECT * FROM gallery2 WHERE topic_id="1176548" UNION SELECT * FROM gallery2 WHERE topic_id="735051" UNION SELECT * FROM gallery2 WHERE topic_id="404030" UNION SELECT * FROM gallery2 WHERE topic_id="1715103" UNION SELECT * FROM gallery2 WHERE topic_id="1637457" UNION SELECT * FROM gallery2 WHERE topic_id="1164426" UNION SELECT * FROM gallery2 WHERE topic_id="1086510" UNION SELECT * FROM gallery2 WHERE topic_id="364582" UNION SELECT * FROM gallery2 WHERE topic_id="472918" UNION SELECT * FROM gallery2 WHERE topic_id="1216344"