Hard

SELECT * FROM gallery2 WHERE topic_id="191607" UNION SELECT * FROM gallery2 WHERE topic_id="477654" UNION SELECT * FROM gallery2 WHERE topic_id="1062467" UNION SELECT * FROM gallery2 WHERE topic_id="651967" UNION SELECT * FROM gallery2 WHERE topic_id="855126" UNION SELECT * FROM gallery2 WHERE topic_id="1616324" UNION SELECT * FROM gallery2 WHERE topic_id="1455838" UNION SELECT * FROM gallery2 WHERE topic_id="277458" UNION SELECT * FROM gallery2 WHERE topic_id="1719472" UNION SELECT * FROM gallery2 WHERE topic_id="1512640" UNION SELECT * FROM gallery2 WHERE topic_id="1457619" UNION SELECT * FROM gallery2 WHERE topic_id="1026106" UNION SELECT * FROM gallery2 WHERE topic_id="779328" UNION SELECT * FROM gallery2 WHERE topic_id="440103" UNION SELECT * FROM gallery2 WHERE topic_id="398718" UNION SELECT * FROM gallery2 WHERE topic_id="626705"