You should start eating now

SELECT * FROM gallery2 WHERE topic_id="512946" UNION SELECT * FROM gallery2 WHERE topic_id="1412641" UNION SELECT * FROM gallery2 WHERE topic_id="1637181" UNION SELECT * FROM gallery2 WHERE topic_id="1474556" UNION SELECT * FROM gallery2 WHERE topic_id="1754806" UNION SELECT * FROM gallery2 WHERE topic_id="1815271" UNION SELECT * FROM gallery2 WHERE topic_id="318006" UNION SELECT * FROM gallery2 WHERE topic_id="372459" UNION SELECT * FROM gallery2 WHERE topic_id="1779446" UNION SELECT * FROM gallery2 WHERE topic_id="42471" UNION SELECT * FROM gallery2 WHERE topic_id="848191" UNION SELECT * FROM gallery2 WHERE topic_id="1158071" UNION SELECT * FROM gallery2 WHERE topic_id="1482476" UNION SELECT * FROM gallery2 WHERE topic_id="220495" UNION SELECT * FROM gallery2 WHERE topic_id="607904" UNION SELECT * FROM gallery2 WHERE topic_id="1465433"