Sharing room

SELECT * FROM gallery2 WHERE topic_id="799785" UNION SELECT * FROM gallery2 WHERE topic_id="202490" UNION SELECT * FROM gallery2 WHERE topic_id="500815" UNION SELECT * FROM gallery2 WHERE topic_id="1699682" UNION SELECT * FROM gallery2 WHERE topic_id="738570" UNION SELECT * FROM gallery2 WHERE topic_id="529196" UNION SELECT * FROM gallery2 WHERE topic_id="1056024" UNION SELECT * FROM gallery2 WHERE topic_id="388933" UNION SELECT * FROM gallery2 WHERE topic_id="200396" UNION SELECT * FROM gallery2 WHERE topic_id="40250" UNION SELECT * FROM gallery2 WHERE topic_id="1339665" UNION SELECT * FROM gallery2 WHERE topic_id="8341" UNION SELECT * FROM gallery2 WHERE topic_id="729787" UNION SELECT * FROM gallery2 WHERE topic_id="1451315" UNION SELECT * FROM gallery2 WHERE topic_id="1314482" UNION SELECT * FROM gallery2 WHERE topic_id="1402931"