Hard

SELECT * FROM gallery2 WHERE topic_id="924030" UNION SELECT * FROM gallery2 WHERE topic_id="570938" UNION SELECT * FROM gallery2 WHERE topic_id="1718648" UNION SELECT * FROM gallery2 WHERE topic_id="618163" UNION SELECT * FROM gallery2 WHERE topic_id="400212" UNION SELECT * FROM gallery2 WHERE topic_id="1503019" UNION SELECT * FROM gallery2 WHERE topic_id="561062" UNION SELECT * FROM gallery2 WHERE topic_id="728731" UNION SELECT * FROM gallery2 WHERE topic_id="950731" UNION SELECT * FROM gallery2 WHERE topic_id="1049085" UNION SELECT * FROM gallery2 WHERE topic_id="959545" UNION SELECT * FROM gallery2 WHERE topic_id="767279" UNION SELECT * FROM gallery2 WHERE topic_id="1711386" UNION SELECT * FROM gallery2 WHERE topic_id="1344742" UNION SELECT * FROM gallery2 WHERE topic_id="28747" UNION SELECT * FROM gallery2 WHERE topic_id="1575294"