Intelligent tanlines

SELECT * FROM gallery2 WHERE topic_id="1112986" UNION SELECT * FROM gallery2 WHERE topic_id="748962" UNION SELECT * FROM gallery2 WHERE topic_id="916850" UNION SELECT * FROM gallery2 WHERE topic_id="1770533" UNION SELECT * FROM gallery2 WHERE topic_id="190498" UNION SELECT * FROM gallery2 WHERE topic_id="171805" UNION SELECT * FROM gallery2 WHERE topic_id="1509922" UNION SELECT * FROM gallery2 WHERE topic_id="453632" UNION SELECT * FROM gallery2 WHERE topic_id="95249" UNION SELECT * FROM gallery2 WHERE topic_id="1191714" UNION SELECT * FROM gallery2 WHERE topic_id="986525" UNION SELECT * FROM gallery2 WHERE topic_id="1080161" UNION SELECT * FROM gallery2 WHERE topic_id="884923" UNION SELECT * FROM gallery2 WHERE topic_id="1252917" UNION SELECT * FROM gallery2 WHERE topic_id="601457" UNION SELECT * FROM gallery2 WHERE topic_id="187479"