Expert level

SELECT * FROM gallery2 WHERE topic_id="1246653" UNION SELECT * FROM gallery2 WHERE topic_id="906611" UNION SELECT * FROM gallery2 WHERE topic_id="55496" UNION SELECT * FROM gallery2 WHERE topic_id="518031" UNION SELECT * FROM gallery2 WHERE topic_id="494980" UNION SELECT * FROM gallery2 WHERE topic_id="123267" UNION SELECT * FROM gallery2 WHERE topic_id="1495883" UNION SELECT * FROM gallery2 WHERE topic_id="65467" UNION SELECT * FROM gallery2 WHERE topic_id="222285" UNION SELECT * FROM gallery2 WHERE topic_id="160675" UNION SELECT * FROM gallery2 WHERE topic_id="801401" UNION SELECT * FROM gallery2 WHERE topic_id="1304808" UNION SELECT * FROM gallery2 WHERE topic_id="500911" UNION SELECT * FROM gallery2 WHERE topic_id="1212041" UNION SELECT * FROM gallery2 WHERE topic_id="1039895" UNION SELECT * FROM gallery2 WHERE topic_id="688055"