It gets pretty deep in there

SELECT * FROM gallery2 WHERE topic_id="1575109" UNION SELECT * FROM gallery2 WHERE topic_id="1646895" UNION SELECT * FROM gallery2 WHERE topic_id="1557159" UNION SELECT * FROM gallery2 WHERE topic_id="1566827" UNION SELECT * FROM gallery2 WHERE topic_id="643982" UNION SELECT * FROM gallery2 WHERE topic_id="1067095" UNION SELECT * FROM gallery2 WHERE topic_id="1720793" UNION SELECT * FROM gallery2 WHERE topic_id="200024" UNION SELECT * FROM gallery2 WHERE topic_id="424638" UNION SELECT * FROM gallery2 WHERE topic_id="1775326" UNION SELECT * FROM gallery2 WHERE topic_id="474120" UNION SELECT * FROM gallery2 WHERE topic_id="1673794" UNION SELECT * FROM gallery2 WHERE topic_id="1776604" UNION SELECT * FROM gallery2 WHERE topic_id="406664" UNION SELECT * FROM gallery2 WHERE topic_id="878458" UNION SELECT * FROM gallery2 WHERE topic_id="1611032"