someone knows her ?

SELECT * FROM gallery2 WHERE topic_id="1261297" UNION SELECT * FROM gallery2 WHERE topic_id="1365581" UNION SELECT * FROM gallery2 WHERE topic_id="1720139" UNION SELECT * FROM gallery2 WHERE topic_id="262687" UNION SELECT * FROM gallery2 WHERE topic_id="1135088" UNION SELECT * FROM gallery2 WHERE topic_id="1603552" UNION SELECT * FROM gallery2 WHERE topic_id="1420893" UNION SELECT * FROM gallery2 WHERE topic_id="1238731" UNION SELECT * FROM gallery2 WHERE topic_id="1135389" UNION SELECT * FROM gallery2 WHERE topic_id="428078" UNION SELECT * FROM gallery2 WHERE topic_id="1685262" UNION SELECT * FROM gallery2 WHERE topic_id="1625535" UNION SELECT * FROM gallery2 WHERE topic_id="1544998" UNION SELECT * FROM gallery2 WHERE topic_id="1122584" UNION SELECT * FROM gallery2 WHERE topic_id="867914" UNION SELECT * FROM gallery2 WHERE topic_id="356896"