Unzipping

SELECT * FROM gallery2 WHERE topic_id="1561879" UNION SELECT * FROM gallery2 WHERE topic_id="1323997" UNION SELECT * FROM gallery2 WHERE topic_id="355465" UNION SELECT * FROM gallery2 WHERE topic_id="1616593" UNION SELECT * FROM gallery2 WHERE topic_id="1627106" UNION SELECT * FROM gallery2 WHERE topic_id="1038073" UNION SELECT * FROM gallery2 WHERE topic_id="791576" UNION SELECT * FROM gallery2 WHERE topic_id="673069" UNION SELECT * FROM gallery2 WHERE topic_id="1032766" UNION SELECT * FROM gallery2 WHERE topic_id="1262061" UNION SELECT * FROM gallery2 WHERE topic_id="431677" UNION SELECT * FROM gallery2 WHERE topic_id="846944" UNION SELECT * FROM gallery2 WHERE topic_id="1642405" UNION SELECT * FROM gallery2 WHERE topic_id="290438" UNION SELECT * FROM gallery2 WHERE topic_id="1350184" UNION SELECT * FROM gallery2 WHERE topic_id="1559703"