stacked

SELECT * FROM gallery2 WHERE topic_id="1692339" UNION SELECT * FROM gallery2 WHERE topic_id="516292" UNION SELECT * FROM gallery2 WHERE topic_id="1200944" UNION SELECT * FROM gallery2 WHERE topic_id="1679717" UNION SELECT * FROM gallery2 WHERE topic_id="1291657" UNION SELECT * FROM gallery2 WHERE topic_id="571824" UNION SELECT * FROM gallery2 WHERE topic_id="808494" UNION SELECT * FROM gallery2 WHERE topic_id="863740" UNION SELECT * FROM gallery2 WHERE topic_id="229847" UNION SELECT * FROM gallery2 WHERE topic_id="1013215" UNION SELECT * FROM gallery2 WHERE topic_id="1677502" UNION SELECT * FROM gallery2 WHERE topic_id="1797257" UNION SELECT * FROM gallery2 WHERE topic_id="1048919" UNION SELECT * FROM gallery2 WHERE topic_id="1078974" UNION SELECT * FROM gallery2 WHERE topic_id="1734600" UNION SELECT * FROM gallery2 WHERE topic_id="993807"