[7] (or 8)

SELECT * FROM gallery2 WHERE topic_id="1801406" UNION SELECT * FROM gallery2 WHERE topic_id="717639" UNION SELECT * FROM gallery2 WHERE topic_id="719288" UNION SELECT * FROM gallery2 WHERE topic_id="826874" UNION SELECT * FROM gallery2 WHERE topic_id="564876" UNION SELECT * FROM gallery2 WHERE topic_id="1538382" UNION SELECT * FROM gallery2 WHERE topic_id="1314037" UNION SELECT * FROM gallery2 WHERE topic_id="80124" UNION SELECT * FROM gallery2 WHERE topic_id="815468" UNION SELECT * FROM gallery2 WHERE topic_id="425892" UNION SELECT * FROM gallery2 WHERE topic_id="1061035" UNION SELECT * FROM gallery2 WHERE topic_id="1178046" UNION SELECT * FROM gallery2 WHERE topic_id="1001563" UNION SELECT * FROM gallery2 WHERE topic_id="1744078" UNION SELECT * FROM gallery2 WHERE topic_id="928190" UNION SELECT * FROM gallery2 WHERE topic_id="989412"