Standard procedure

SELECT * FROM gallery2 WHERE topic_id="506279" UNION SELECT * FROM gallery2 WHERE topic_id="1034061" UNION SELECT * FROM gallery2 WHERE topic_id="1704587" UNION SELECT * FROM gallery2 WHERE topic_id="1512183" UNION SELECT * FROM gallery2 WHERE topic_id="1668498" UNION SELECT * FROM gallery2 WHERE topic_id="815432" UNION SELECT * FROM gallery2 WHERE topic_id="957734" UNION SELECT * FROM gallery2 WHERE topic_id="1348794" UNION SELECT * FROM gallery2 WHERE topic_id="39081" UNION SELECT * FROM gallery2 WHERE topic_id="1783437" UNION SELECT * FROM gallery2 WHERE topic_id="1115493" UNION SELECT * FROM gallery2 WHERE topic_id="1482284" UNION SELECT * FROM gallery2 WHERE topic_id="854277" UNION SELECT * FROM gallery2 WHERE topic_id="1425465" UNION SELECT * FROM gallery2 WHERE topic_id="1785787" UNION SELECT * FROM gallery2 WHERE topic_id="989877"