[B/S] Seems logical.

SELECT * FROM gallery2 WHERE topic_id="597910" UNION SELECT * FROM gallery2 WHERE topic_id="483695" UNION SELECT * FROM gallery2 WHERE topic_id="216355" UNION SELECT * FROM gallery2 WHERE topic_id="334398" UNION SELECT * FROM gallery2 WHERE topic_id="1030967" UNION SELECT * FROM gallery2 WHERE topic_id="1700494" UNION SELECT * FROM gallery2 WHERE topic_id="631526" UNION SELECT * FROM gallery2 WHERE topic_id="1407089" UNION SELECT * FROM gallery2 WHERE topic_id="1046743" UNION SELECT * FROM gallery2 WHERE topic_id="355227" UNION SELECT * FROM gallery2 WHERE topic_id="1794864" UNION SELECT * FROM gallery2 WHERE topic_id="1267675" UNION SELECT * FROM gallery2 WHERE topic_id="640" UNION SELECT * FROM gallery2 WHERE topic_id="1063175" UNION SELECT * FROM gallery2 WHERE topic_id="1433599" UNION SELECT * FROM gallery2 WHERE topic_id="843863"