Minimalist version

SELECT * FROM gallery2 WHERE topic_id="1771653" UNION SELECT * FROM gallery2 WHERE topic_id="892553" UNION SELECT * FROM gallery2 WHERE topic_id="1524613" UNION SELECT * FROM gallery2 WHERE topic_id="1731335" UNION SELECT * FROM gallery2 WHERE topic_id="1541318" UNION SELECT * FROM gallery2 WHERE topic_id="1182798" UNION SELECT * FROM gallery2 WHERE topic_id="535417" UNION SELECT * FROM gallery2 WHERE topic_id="131523" UNION SELECT * FROM gallery2 WHERE topic_id="875347" UNION SELECT * FROM gallery2 WHERE topic_id="221708" UNION SELECT * FROM gallery2 WHERE topic_id="778500" UNION SELECT * FROM gallery2 WHERE topic_id="1825688" UNION SELECT * FROM gallery2 WHERE topic_id="1763138" UNION SELECT * FROM gallery2 WHERE topic_id="99227" UNION SELECT * FROM gallery2 WHERE topic_id="657218" UNION SELECT * FROM gallery2 WHERE topic_id="814035"