Toilet paper roll challenge, dont think i done it right.

SELECT * FROM gallery2 WHERE topic_id="761136" UNION SELECT * FROM gallery2 WHERE topic_id="1428771" UNION SELECT * FROM gallery2 WHERE topic_id="884421" UNION SELECT * FROM gallery2 WHERE topic_id="1186750" UNION SELECT * FROM gallery2 WHERE topic_id="435199" UNION SELECT * FROM gallery2 WHERE topic_id="170746" UNION SELECT * FROM gallery2 WHERE topic_id="914004" UNION SELECT * FROM gallery2 WHERE topic_id="753742" UNION SELECT * FROM gallery2 WHERE topic_id="431188" UNION SELECT * FROM gallery2 WHERE topic_id="519413" UNION SELECT * FROM gallery2 WHERE topic_id="448375" UNION SELECT * FROM gallery2 WHERE topic_id="1479195" UNION SELECT * FROM gallery2 WHERE topic_id="548458" UNION SELECT * FROM gallery2 WHERE topic_id="764231" UNION SELECT * FROM gallery2 WHERE topic_id="1773694" UNION SELECT * FROM gallery2 WHERE topic_id="611204"