Wish you'd squeeze them like this

SELECT * FROM gallery2 WHERE topic_id="1732905" UNION SELECT * FROM gallery2 WHERE topic_id="89125" UNION SELECT * FROM gallery2 WHERE topic_id="1438264" UNION SELECT * FROM gallery2 WHERE topic_id="1147273" UNION SELECT * FROM gallery2 WHERE topic_id="611399" UNION SELECT * FROM gallery2 WHERE topic_id="445396" UNION SELECT * FROM gallery2 WHERE topic_id="1328314" UNION SELECT * FROM gallery2 WHERE topic_id="871210" UNION SELECT * FROM gallery2 WHERE topic_id="751912" UNION SELECT * FROM gallery2 WHERE topic_id="1259737" UNION SELECT * FROM gallery2 WHERE topic_id="543315" UNION SELECT * FROM gallery2 WHERE topic_id="405451" UNION SELECT * FROM gallery2 WHERE topic_id="1121411" UNION SELECT * FROM gallery2 WHERE topic_id="1680555" UNION SELECT * FROM gallery2 WHERE topic_id="962286" UNION SELECT * FROM gallery2 WHERE topic_id="36649"