Help me out with this 😈👅

SELECT * FROM gallery2 WHERE topic_id="844450" UNION SELECT * FROM gallery2 WHERE topic_id="345898" UNION SELECT * FROM gallery2 WHERE topic_id="650202" UNION SELECT * FROM gallery2 WHERE topic_id="1586186" UNION SELECT * FROM gallery2 WHERE topic_id="189043" UNION SELECT * FROM gallery2 WHERE topic_id="505264" UNION SELECT * FROM gallery2 WHERE topic_id="1081001" UNION SELECT * FROM gallery2 WHERE topic_id="1533062" UNION SELECT * FROM gallery2 WHERE topic_id="873397" UNION SELECT * FROM gallery2 WHERE topic_id="1123420" UNION SELECT * FROM gallery2 WHERE topic_id="349931" UNION SELECT * FROM gallery2 WHERE topic_id="1733863" UNION SELECT * FROM gallery2 WHERE topic_id="203112" UNION SELECT * FROM gallery2 WHERE topic_id="1222928" UNION SELECT * FROM gallery2 WHERE topic_id="1313599" UNION SELECT * FROM gallery2 WHERE topic_id="252988"