Peeking through [F]

SELECT * FROM gallery2 WHERE topic_id="1737769" UNION SELECT * FROM gallery2 WHERE topic_id="646378" UNION SELECT * FROM gallery2 WHERE topic_id="1252039" UNION SELECT * FROM gallery2 WHERE topic_id="144483" UNION SELECT * FROM gallery2 WHERE topic_id="1236384" UNION SELECT * FROM gallery2 WHERE topic_id="425091" UNION SELECT * FROM gallery2 WHERE topic_id="366094" UNION SELECT * FROM gallery2 WHERE topic_id="609102" UNION SELECT * FROM gallery2 WHERE topic_id="882993" UNION SELECT * FROM gallery2 WHERE topic_id="37954" UNION SELECT * FROM gallery2 WHERE topic_id="428400" UNION SELECT * FROM gallery2 WHERE topic_id="1744429" UNION SELECT * FROM gallery2 WHERE topic_id="455235" UNION SELECT * FROM gallery2 WHERE topic_id="452749" UNION SELECT * FROM gallery2 WHERE topic_id="1730741" UNION SELECT * FROM gallery2 WHERE topic_id="1218576"