Successful Trial (mumu202)

SELECT * FROM gallery2 WHERE topic_id="155894" UNION SELECT * FROM gallery2 WHERE topic_id="843300" UNION SELECT * FROM gallery2 WHERE topic_id="1614815" UNION SELECT * FROM gallery2 WHERE topic_id="661538" UNION SELECT * FROM gallery2 WHERE topic_id="1672685" UNION SELECT * FROM gallery2 WHERE topic_id="994098" UNION SELECT * FROM gallery2 WHERE topic_id="1130399" UNION SELECT * FROM gallery2 WHERE topic_id="1710230" UNION SELECT * FROM gallery2 WHERE topic_id="555973" UNION SELECT * FROM gallery2 WHERE topic_id="1638412" UNION SELECT * FROM gallery2 WHERE topic_id="464058" UNION SELECT * FROM gallery2 WHERE topic_id="482840" UNION SELECT * FROM gallery2 WHERE topic_id="473262" UNION SELECT * FROM gallery2 WHERE topic_id="1211162" UNION SELECT * FROM gallery2 WHERE topic_id="639425" UNION SELECT * FROM gallery2 WHERE topic_id="883951"