classic comparison

SELECT * FROM gallery2 WHERE topic_id="580792" UNION SELECT * FROM gallery2 WHERE topic_id="650262" UNION SELECT * FROM gallery2 WHERE topic_id="967434" UNION SELECT * FROM gallery2 WHERE topic_id="417077" UNION SELECT * FROM gallery2 WHERE topic_id="1412193" UNION SELECT * FROM gallery2 WHERE topic_id="45469" UNION SELECT * FROM gallery2 WHERE topic_id="176742" UNION SELECT * FROM gallery2 WHERE topic_id="534225" UNION SELECT * FROM gallery2 WHERE topic_id="473135" UNION SELECT * FROM gallery2 WHERE topic_id="300852" UNION SELECT * FROM gallery2 WHERE topic_id="48253" UNION SELECT * FROM gallery2 WHERE topic_id="98236" UNION SELECT * FROM gallery2 WHERE topic_id="917084" UNION SELECT * FROM gallery2 WHERE topic_id="117849" UNION SELECT * FROM gallery2 WHERE topic_id="1173562" UNION SELECT * FROM gallery2 WHERE topic_id="1077889"