Anyone have sauce for this? it's older, but never found out what it was

SELECT * FROM gallery2 WHERE topic_id="811228" UNION SELECT * FROM gallery2 WHERE topic_id="945509" UNION SELECT * FROM gallery2 WHERE topic_id="54565" UNION SELECT * FROM gallery2 WHERE topic_id="932453" UNION SELECT * FROM gallery2 WHERE topic_id="606753" UNION SELECT * FROM gallery2 WHERE topic_id="805251" UNION SELECT * FROM gallery2 WHERE topic_id="959100" UNION SELECT * FROM gallery2 WHERE topic_id="141518" UNION SELECT * FROM gallery2 WHERE topic_id="522859" UNION SELECT * FROM gallery2 WHERE topic_id="1582085" UNION SELECT * FROM gallery2 WHERE topic_id="1548501" UNION SELECT * FROM gallery2 WHERE topic_id="1091675" UNION SELECT * FROM gallery2 WHERE topic_id="847457" UNION SELECT * FROM gallery2 WHERE topic_id="760506" UNION SELECT * FROM gallery2 WHERE topic_id="410667" UNION SELECT * FROM gallery2 WHERE topic_id="1069046"