1,2 or 3?

SELECT * FROM gallery2 WHERE topic_id="1029345" UNION SELECT * FROM gallery2 WHERE topic_id="416551" UNION SELECT * FROM gallery2 WHERE topic_id="1409137" UNION SELECT * FROM gallery2 WHERE topic_id="651813" UNION SELECT * FROM gallery2 WHERE topic_id="1673733" UNION SELECT * FROM gallery2 WHERE topic_id="1653637" UNION SELECT * FROM gallery2 WHERE topic_id="1171279" UNION SELECT * FROM gallery2 WHERE topic_id="993859" UNION SELECT * FROM gallery2 WHERE topic_id="893906" UNION SELECT * FROM gallery2 WHERE topic_id="530535" UNION SELECT * FROM gallery2 WHERE topic_id="1384595" UNION SELECT * FROM gallery2 WHERE topic_id="1739252" UNION SELECT * FROM gallery2 WHERE topic_id="1248876" UNION SELECT * FROM gallery2 WHERE topic_id="1460109" UNION SELECT * FROM gallery2 WHERE topic_id="705962" UNION SELECT * FROM gallery2 WHERE topic_id="13378"