Imagine being my neighbour

SELECT * FROM gallery2 WHERE topic_id="878505" UNION SELECT * FROM gallery2 WHERE topic_id="1437679" UNION SELECT * FROM gallery2 WHERE topic_id="1808907" UNION SELECT * FROM gallery2 WHERE topic_id="552763" UNION SELECT * FROM gallery2 WHERE topic_id="1567698" UNION SELECT * FROM gallery2 WHERE topic_id="592320" UNION SELECT * FROM gallery2 WHERE topic_id="341391" UNION SELECT * FROM gallery2 WHERE topic_id="697390" UNION SELECT * FROM gallery2 WHERE topic_id="654505" UNION SELECT * FROM gallery2 WHERE topic_id="1435021" UNION SELECT * FROM gallery2 WHERE topic_id="414069" UNION SELECT * FROM gallery2 WHERE topic_id="1299914" UNION SELECT * FROM gallery2 WHERE topic_id="700461" UNION SELECT * FROM gallery2 WHERE topic_id="216915" UNION SELECT * FROM gallery2 WHERE topic_id="403257" UNION SELECT * FROM gallery2 WHERE topic_id="1331604"