1 or 2?

SELECT * FROM gallery2 WHERE topic_id="1350874" UNION SELECT * FROM gallery2 WHERE topic_id="744026" UNION SELECT * FROM gallery2 WHERE topic_id="398163" UNION SELECT * FROM gallery2 WHERE topic_id="179580" UNION SELECT * FROM gallery2 WHERE topic_id="572875" UNION SELECT * FROM gallery2 WHERE topic_id="326373" UNION SELECT * FROM gallery2 WHERE topic_id="1238880" UNION SELECT * FROM gallery2 WHERE topic_id="1177088" UNION SELECT * FROM gallery2 WHERE topic_id="1067451" UNION SELECT * FROM gallery2 WHERE topic_id="1464778" UNION SELECT * FROM gallery2 WHERE topic_id="1764470" UNION SELECT * FROM gallery2 WHERE topic_id="1760996" UNION SELECT * FROM gallery2 WHERE topic_id="1705742" UNION SELECT * FROM gallery2 WHERE topic_id="1643219" UNION SELECT * FROM gallery2 WHERE topic_id="1813684" UNION SELECT * FROM gallery2 WHERE topic_id="1658094"