(f)

SELECT * FROM gallery2 WHERE topic_id="506890" UNION SELECT * FROM gallery2 WHERE topic_id="1468970" UNION SELECT * FROM gallery2 WHERE topic_id="1061416" UNION SELECT * FROM gallery2 WHERE topic_id="1316726" UNION SELECT * FROM gallery2 WHERE topic_id="1607206" UNION SELECT * FROM gallery2 WHERE topic_id="1097116" UNION SELECT * FROM gallery2 WHERE topic_id="1770277" UNION SELECT * FROM gallery2 WHERE topic_id="1693815" UNION SELECT * FROM gallery2 WHERE topic_id="1720499" UNION SELECT * FROM gallery2 WHERE topic_id="145255" UNION SELECT * FROM gallery2 WHERE topic_id="212145" UNION SELECT * FROM gallery2 WHERE topic_id="292640" UNION SELECT * FROM gallery2 WHERE topic_id="276604" UNION SELECT * FROM gallery2 WHERE topic_id="1534301" UNION SELECT * FROM gallery2 WHERE topic_id="1715845" UNION SELECT * FROM gallery2 WHERE topic_id="109738"