caught in a net

SELECT * FROM gallery2 WHERE topic_id="1675771" UNION SELECT * FROM gallery2 WHERE topic_id="729123" UNION SELECT * FROM gallery2 WHERE topic_id="1269835" UNION SELECT * FROM gallery2 WHERE topic_id="463824" UNION SELECT * FROM gallery2 WHERE topic_id="1128209" UNION SELECT * FROM gallery2 WHERE topic_id="1466443" UNION SELECT * FROM gallery2 WHERE topic_id="121982" UNION SELECT * FROM gallery2 WHERE topic_id="975432" UNION SELECT * FROM gallery2 WHERE topic_id="641140" UNION SELECT * FROM gallery2 WHERE topic_id="830971" UNION SELECT * FROM gallery2 WHERE topic_id="1682146" UNION SELECT * FROM gallery2 WHERE topic_id="1793876" UNION SELECT * FROM gallery2 WHERE topic_id="501652" UNION SELECT * FROM gallery2 WHERE topic_id="810603" UNION SELECT * FROM gallery2 WHERE topic_id="1652550" UNION SELECT * FROM gallery2 WHERE topic_id="1642943"