Stacked [Nikkibunn]

SELECT * FROM gallery2 WHERE topic_id="1604701" UNION SELECT * FROM gallery2 WHERE topic_id="1381924" UNION SELECT * FROM gallery2 WHERE topic_id="462062" UNION SELECT * FROM gallery2 WHERE topic_id="432721" UNION SELECT * FROM gallery2 WHERE topic_id="8928" UNION SELECT * FROM gallery2 WHERE topic_id="894227" UNION SELECT * FROM gallery2 WHERE topic_id="1614168" UNION SELECT * FROM gallery2 WHERE topic_id="427429" UNION SELECT * FROM gallery2 WHERE topic_id="1564934" UNION SELECT * FROM gallery2 WHERE topic_id="1166504" UNION SELECT * FROM gallery2 WHERE topic_id="555067" UNION SELECT * FROM gallery2 WHERE topic_id="867787" UNION SELECT * FROM gallery2 WHERE topic_id="1185375" UNION SELECT * FROM gallery2 WHERE topic_id="229832" UNION SELECT * FROM gallery2 WHERE topic_id="1570657" UNION SELECT * FROM gallery2 WHERE topic_id="1509477"