Half half

SELECT * FROM gallery2 WHERE topic_id="1526688" UNION SELECT * FROM gallery2 WHERE topic_id="559314" UNION SELECT * FROM gallery2 WHERE topic_id="847661" UNION SELECT * FROM gallery2 WHERE topic_id="1220751" UNION SELECT * FROM gallery2 WHERE topic_id="304195" UNION SELECT * FROM gallery2 WHERE topic_id="1155943" UNION SELECT * FROM gallery2 WHERE topic_id="1605773" UNION SELECT * FROM gallery2 WHERE topic_id="1441195" UNION SELECT * FROM gallery2 WHERE topic_id="1466935" UNION SELECT * FROM gallery2 WHERE topic_id="1344609" UNION SELECT * FROM gallery2 WHERE topic_id="661858" UNION SELECT * FROM gallery2 WHERE topic_id="936574" UNION SELECT * FROM gallery2 WHERE topic_id="982329" UNION SELECT * FROM gallery2 WHERE topic_id="617961" UNION SELECT * FROM gallery2 WHERE topic_id="126351" UNION SELECT * FROM gallery2 WHERE topic_id="527960"