Unzipped a bit

SELECT * FROM gallery2 WHERE topic_id="655221" UNION SELECT * FROM gallery2 WHERE topic_id="1470429" UNION SELECT * FROM gallery2 WHERE topic_id="468417" UNION SELECT * FROM gallery2 WHERE topic_id="586600" UNION SELECT * FROM gallery2 WHERE topic_id="1038349" UNION SELECT * FROM gallery2 WHERE topic_id="525800" UNION SELECT * FROM gallery2 WHERE topic_id="1757316" UNION SELECT * FROM gallery2 WHERE topic_id="1474483" UNION SELECT * FROM gallery2 WHERE topic_id="1466144" UNION SELECT * FROM gallery2 WHERE topic_id="983006" UNION SELECT * FROM gallery2 WHERE topic_id="1550363" UNION SELECT * FROM gallery2 WHERE topic_id="1266496" UNION SELECT * FROM gallery2 WHERE topic_id="1727177" UNION SELECT * FROM gallery2 WHERE topic_id="1372048" UNION SELECT * FROM gallery2 WHERE topic_id="900852" UNION SELECT * FROM gallery2 WHERE topic_id="1562851"