Hard

SELECT * FROM gallery2 WHERE topic_id="944573" UNION SELECT * FROM gallery2 WHERE topic_id="1748311" UNION SELECT * FROM gallery2 WHERE topic_id="1392370" UNION SELECT * FROM gallery2 WHERE topic_id="45191" UNION SELECT * FROM gallery2 WHERE topic_id="21920" UNION SELECT * FROM gallery2 WHERE topic_id="192912" UNION SELECT * FROM gallery2 WHERE topic_id="619054" UNION SELECT * FROM gallery2 WHERE topic_id="592684" UNION SELECT * FROM gallery2 WHERE topic_id="1073390" UNION SELECT * FROM gallery2 WHERE topic_id="1569045" UNION SELECT * FROM gallery2 WHERE topic_id="1613842" UNION SELECT * FROM gallery2 WHERE topic_id="1723403" UNION SELECT * FROM gallery2 WHERE topic_id="295976" UNION SELECT * FROM gallery2 WHERE topic_id="392915" UNION SELECT * FROM gallery2 WHERE topic_id="615900" UNION SELECT * FROM gallery2 WHERE topic_id="1074989"