Which hole first?

SELECT * FROM gallery2 WHERE topic_id="374121" UNION SELECT * FROM gallery2 WHERE topic_id="159107" UNION SELECT * FROM gallery2 WHERE topic_id="1321177" UNION SELECT * FROM gallery2 WHERE topic_id="953102" UNION SELECT * FROM gallery2 WHERE topic_id="929837" UNION SELECT * FROM gallery2 WHERE topic_id="1167844" UNION SELECT * FROM gallery2 WHERE topic_id="645965" UNION SELECT * FROM gallery2 WHERE topic_id="877033" UNION SELECT * FROM gallery2 WHERE topic_id="890306" UNION SELECT * FROM gallery2 WHERE topic_id="631990" UNION SELECT * FROM gallery2 WHERE topic_id="1729126" UNION SELECT * FROM gallery2 WHERE topic_id="693735" UNION SELECT * FROM gallery2 WHERE topic_id="1340442" UNION SELECT * FROM gallery2 WHERE topic_id="1408369" UNION SELECT * FROM gallery2 WHERE topic_id="1686969" UNION SELECT * FROM gallery2 WHERE topic_id="1157796"